Now offer period OUR API HAS BEEN EXPANDED

Cyber Week: Get our API at a special price. Get it now. Get more detailed color conversion results - perfect for web projects, plugins, internal tools or SaaS applications. Valid from 2025-12-01 up to and including 2025-12-07 (23:59 CET)

API packages & prices X
error rgb: 39_72.4_86.4

CSS Gradients:
RGB 39 72.4 86.4

Information

close all

Let CSS suggest color gradients from two hues such as the base hue and the complementary color.

Find examples of linear and radial color transitions.

Easy for web design: Copy the CSS code for easy integration on your website.

Let CSS suggest color gradients from two hues such as the base hue and a lighter hue.

Find examples of linear and radial color transitions from Lighter colors.

Simple for web design: copy the CSS code for easy integration on your website.

Let CSS suggest color gradients from two hues such as the base hue and a darker hue.

Find examples of linear and radial color transitions from Darker colors.

Simple for web design: copy the CSS code for easy integration on your website.

Display options

Description

Dark color: low color values appear darker.

The breakdown of the color into the RGB color system: of 255 maximum color components, 39 red, 72.4 green and 86.4 blue.

The mixing ratio of these colors results in the displayed hue in the middle of the overlaps.

In the illustration you can see how the color is composed of the three components: red (top),green (bottom right) and blue (bottom left). In the middle you can see the result color.
39 72.4 86.4 R G B
In the CMYK color system the color is composed as follows: In this color tone, out of 100 maximum color components, 55 cyan, 16 magenta, none yellow and 66 key.

The mixing ratio of these colors results in the displayed hue in the middle of the overlaps.

In the diagram you can see how the color is composed of the four components cyan (top left),magenta (top right),yellow (bottom right) and black or key (bottom left). In the middle you can see the result color.
55% 16% 0% 66% C M Y K



Brands

This color is used by at least one manufactures. Here you can see which:

20% - Varzesh3.com | ورزش ...
Link: http://www.varzesh3.com

Verification of their color palette as a manufacturer!

Provide designers and agencies with accurate color values.

Let's go

Lineal

HEX #274856 to HEX #D8B6A8


CSS-Code:

background-image: linear-gradient(135deg, #274856 10%, #D8B6A8 87%);

Radial

HEX #274856 to HEX #D8B6A8


CSS-Code:

background-image: radial-gradient(circle, #274856 3%, #D8B6A8 98%);

 

HEX #D8B6A8 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #D8B6A8 10%, #274856 100%);

 

HEX #D8B6A8 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #D8B6A8 14%, #274856 89%);

Lineal

HEX #274856 to HEX #285758


CSS-Code:

background-image: linear-gradient(135deg, #274856 14%, #285758 99%);

Radial

HEX #274856 to HEX #285758


CSS-Code:

background-image: radial-gradient(circle, #274856 4%, #285758 95%);

 

HEX #285758 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #285758 14%, #274856 87%);

 

HEX #285758 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #285758 14%, #274856 99%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: linear-gradient(135deg, #274856 12%, #284A58 98%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: radial-gradient(circle, #274856 13%, #284A58 91%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #284A58 2%, #274856 87%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #284A58 9%, #274856 89%);

 

HEX #274856 to HEX #283D58


CSS-Code:

background-image: linear-gradient(135deg, #274856 13%, #283D58 88%);

 

HEX #274856 to HEX #283D58


CSS-Code:

background-image: radial-gradient(circle, #274856 12%, #283D58 86%);

 

HEX #283D58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #283D58 7%, #274856 97%);

 

HEX #283D58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #283D58 6%, #274856 93%);

 

HEX #274856 to HEX #283058


CSS-Code:

background-image: linear-gradient(135deg, #274856 13%, #283058 96%);

 

HEX #274856 to HEX #283058


CSS-Code:

background-image: radial-gradient(circle, #274856 9%, #283058 99%);

 

HEX #283058 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #283058 13%, #274856 98%);

 

HEX #283058 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #283058 6%, #274856 93%);

Lineal

HEX #274856 to HEX #1B323C


CSS-Code:

background-image: linear-gradient(135deg, #274856 7%, #1B323C 94%);

Radial

HEX #274856 to HEX #1B323C


CSS-Code:

background-image: radial-gradient(circle, #274856 11%, #1B323C 94%);

 

HEX #1B323C to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #1B323C 5%, #274856 86%);

 

HEX #1B323C to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #1B323C 14%, #274856 99%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: linear-gradient(135deg, #274856 8%, #284A58 99%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: radial-gradient(circle, #274856 13%, #284A58 98%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #284A58 13%, #274856 90%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #284A58 11%, #274856 94%);

 

HEX #274856 to HEX #346274


CSS-Code:

background-image: linear-gradient(135deg, #274856 8%, #346274 87%);

 

HEX #274856 to HEX #346274


CSS-Code:

background-image: radial-gradient(circle, #274856 2%, #346274 100%);

 

HEX #346274 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #346274 7%, #274856 92%);

 

HEX #346274 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #346274 8%, #274856 89%);

 

HEX #274856 to HEX #417991


CSS-Code:

background-image: linear-gradient(135deg, #274856 2%, #417991 99%);

 

HEX #274856 to HEX #417991


CSS-Code:

background-image: radial-gradient(circle, #274856 3%, #417991 94%);

 

HEX #417991 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #417991 11%, #274856 94%);

 

HEX #417991 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #417991 6%, #274856 91%);

Lineal

HEX #274856 to HEX #285758


CSS-Code:

background-image: linear-gradient(135deg, #274856 8%, #285758 97%);

Radial

HEX #274856 to HEX #285758


CSS-Code:

background-image: radial-gradient(circle, #274856 12%, #285758 87%);

 

HEX #285758 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #285758 14%, #274856 96%);

 

HEX #285758 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #285758 0%, #274856 99%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: linear-gradient(135deg, #274856 10%, #284A58 92%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: radial-gradient(circle, #274856 7%, #284A58 91%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #284A58 7%, #274856 92%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #284A58 1%, #274856 89%);

 

HEX #274856 to HEX #283D58


CSS-Code:

background-image: linear-gradient(135deg, #274856 1%, #283D58 87%);

 

HEX #274856 to HEX #283D58


CSS-Code:

background-image: radial-gradient(circle, #274856 1%, #283D58 87%);

 

HEX #283D58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #283D58 4%, #274856 92%);

 

HEX #283D58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #283D58 12%, #274856 86%);

 

HEX #274856 to HEX #283058


CSS-Code:

background-image: linear-gradient(135deg, #274856 11%, #283058 90%);

 

HEX #274856 to HEX #283058


CSS-Code:

background-image: radial-gradient(circle, #274856 9%, #283058 90%);

 

HEX #283058 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #283058 2%, #274856 86%);

 

HEX #283058 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #283058 13%, #274856 97%);

Lineal

HEX #274856 to HEX #1B323C


CSS-Code:

background-image: linear-gradient(135deg, #274856 9%, #1B323C 89%);

Radial

HEX #274856 to HEX #1B323C


CSS-Code:

background-image: radial-gradient(circle, #274856 7%, #1B323C 87%);

 

HEX #1B323C to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #1B323C 10%, #274856 98%);

 

HEX #1B323C to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #1B323C 0%, #274856 96%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: linear-gradient(135deg, #274856 12%, #284A58 91%);

 

HEX #274856 to HEX #284A58


CSS-Code:

background-image: radial-gradient(circle, #274856 3%, #284A58 96%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #284A58 7%, #274856 89%);

 

HEX #284A58 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #284A58 0%, #274856 93%);

 

HEX #274856 to HEX #346274


CSS-Code:

background-image: linear-gradient(135deg, #274856 6%, #346274 89%);

 

HEX #274856 to HEX #346274


CSS-Code:

background-image: radial-gradient(circle, #274856 12%, #346274 87%);

 

HEX #346274 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #346274 13%, #274856 89%);

 

HEX #346274 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #346274 13%, #274856 89%);

 

HEX #274856 to HEX #417991


CSS-Code:

background-image: linear-gradient(135deg, #274856 12%, #417991 94%);

 

HEX #274856 to HEX #417991


CSS-Code:

background-image: radial-gradient(circle, #274856 7%, #417991 90%);

 

HEX #417991 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #417991 9%, #274856 93%);

 

HEX #417991 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #417991 12%, #274856 88%);

Lineal

HEX #274856 to HEX #3F2858


CSS-Code:

background-image: linear-gradient(135deg, #274856 13%, #3F2858 88%);

Radial

HEX #274856 to HEX #3F2858


CSS-Code:

background-image: radial-gradient(circle, #274856 5%, #3F2858 98%);

 

HEX #3F2858 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #3F2858 3%, #274856 98%);

 

HEX #3F2858 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #3F2858 9%, #274856 89%);

 

HEX #274856 to HEX #585228


CSS-Code:

background-image: linear-gradient(135deg, #274856 13%, #585228 87%);

 

HEX #274856 to HEX #585228


CSS-Code:

background-image: radial-gradient(circle, #274856 6%, #585228 90%);

 

HEX #585228 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #585228 13%, #274856 91%);

 

HEX #585228 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #585228 0%, #274856 99%);

Lineal

HEX #274856 to HEX #58284A


CSS-Code:

background-image: linear-gradient(135deg, #274856 4%, #58284A 91%);

Radial

HEX #274856 to HEX #58284A


CSS-Code:

background-image: radial-gradient(circle, #274856 3%, #58284A 99%);

 

HEX #58284A to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #58284A 14%, #274856 96%);

 

HEX #58284A to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #58284A 3%, #274856 100%);

 

HEX #274856 to HEX #4A5828


CSS-Code:

background-image: linear-gradient(135deg, #274856 10%, #4A5828 89%);

 

HEX #274856 to HEX #4A5828


CSS-Code:

background-image: radial-gradient(circle, #274856 11%, #4A5828 94%);

 

HEX #4A5828 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #4A5828 5%, #274856 100%);

 

HEX #4A5828 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #4A5828 1%, #274856 92%);

Lineal

HEX #274856 to HEX #3F2858


CSS-Code:

background-image: linear-gradient(135deg, #274856 2%, #3F2858 93%);

Radial

HEX #274856 to HEX #3F2858


CSS-Code:

background-image: radial-gradient(circle, #274856 5%, #3F2858 96%);

 

HEX #3F2858 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #3F2858 3%, #274856 91%);

 

HEX #3F2858 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #3F2858 9%, #274856 97%);

 

HEX #274856 to HEX #583528


CSS-Code:

background-image: linear-gradient(135deg, #274856 2%, #583528 86%);

 

HEX #274856 to HEX #583528


CSS-Code:

background-image: radial-gradient(circle, #274856 13%, #583528 91%);

 

HEX #583528 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #583528 13%, #274856 87%);

 

HEX #583528 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #583528 2%, #274856 97%);

 

HEX #274856 to HEX #415828


CSS-Code:

background-image: linear-gradient(135deg, #274856 1%, #415828 93%);

 

HEX #274856 to HEX #415828


CSS-Code:

background-image: radial-gradient(circle, #274856 12%, #415828 95%);

 

HEX #415828 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #415828 2%, #274856 90%);

 

HEX #415828 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #415828 14%, #274856 89%);

Lineal

HEX #274856 to HEX #4D2858


CSS-Code:

background-image: linear-gradient(135deg, #274856 2%, #4D2858 89%);

Radial

HEX #274856 to HEX #4D2858


CSS-Code:

background-image: radial-gradient(circle, #274856 5%, #4D2858 88%);

 

HEX #4D2858 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #4D2858 1%, #274856 99%);

 

HEX #4D2858 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #4D2858 3%, #274856 89%);

 

HEX #274856 to HEX #583528


CSS-Code:

background-image: linear-gradient(135deg, #274856 1%, #583528 98%);

 

HEX #274856 to HEX #583528


CSS-Code:

background-image: radial-gradient(circle, #274856 7%, #583528 86%);

 

HEX #583528 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #583528 14%, #274856 100%);

 

HEX #583528 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #583528 3%, #274856 91%);

 

HEX #274856 to HEX #325828


CSS-Code:

background-image: linear-gradient(135deg, #274856 9%, #325828 87%);

 

HEX #274856 to HEX #325828


CSS-Code:

background-image: radial-gradient(circle, #274856 13%, #325828 97%);

 

HEX #325828 to HEX #274856


CSS-Code:

background-image: linear-gradient(135deg, #325828 0%, #274856 91%);

 

HEX #325828 to HEX #274856


CSS-Code:

background-image: radial-gradient(circle, #325828 1%, #274856 92%);

Show more color palettes

Services

Colors

RGB to HEX

convert from RGB red green blue to #RRGGBB

RGB to CMYK

convert from RGB red green blue to CMYK cyan / magenta / yellow / black

Icons

RGB to RAL®

convert from RGB red green blue to RAL®-number (RAL 0000)

RGB to HKS®

convert from RGB red green blue to HKS®-number (HKS 00)

RGB to PANTONE®

convert from RGB red green blue to Pantone®-number (Pantone 0000)

RGB to Sherwin Williams®

convert from RGB red green blue to Sherwin Williams®-number (SW 0000)

RGB to NCS®

convert from RGB red green blue to NCS-number (S0000-X00X)

nsc-logo

RGBA to HEX

convert from RGBA red green blue transparency to #RRGGBB

RGBA to CMYK

convert from RGBA red green blue transparency to CMYK cyan / magenta / yellow / black

Icons

RGBA to RAL®

convert from RGBA red green blue transparency to RAL®-number (RAL 0000)

RGBA to HKS®

convert from RGBA red green blue transparency to HKS®-number (HKS 00)

RGBA to PANTONE®

convert from RGBA red green blue transparency to Pantone®-number (Pantone 0000)

RGBA to Sherwin Williams®

convert from RGBA red green blue transparency to Sherwin Williams®-number (SW 0000)

RGBA to NCS®

convert from RGBA red green blue transparency to NCS-number (S0000-X00X)

nsc-logo
Icons

CMYK to HEX

convert from CMYK cyan / magenta / yellow / black to #RRGGBB
Icons

CMYK to RGB

convert from CMYK cyan / magenta / yellow / black to RGB red green blue
Icons

CMYK to RGBA

convert from CMYK cyan / magenta / yellow / black to RGBA red green blue transparency
Icons

CMYK to RAL®

convert from CMYK cyan / magenta / yellow / black to RAL®-number (RAL 0000)
Icons

CMYK to HKS®

convert from CMYK cyan / magenta / yellow / black to HKS®-number (HKS 00)
Icons

CMYK to PANTONE®

convert from CMYK cyan / magenta / yellow / black to Pantone®-number (Pantone 0000)
Icons

CMYK to Sherwin Williams®

convert from CMYK cyan / magenta / yellow / black to Sherwin Williams®-number (SW 0000)
Icons

CMYK to NCS®

convert from CMYK cyan / magenta / yellow / black to NCS-number (S0000-X00X)

nsc-logo

HEX to RGB

convert from #RRGGBB to RGB red green blue

HEX to RGBA

convert from #RRGGBB to RGBA red green blue transparency

HEX to CMYK

convert from #RRGGBB to CMYK cyan / magenta / yellow / black

Icons

HEX to RAL®

convert from #RRGGBB to RAL®-number (RAL 0000)

HEX to HKS®

convert from #RRGGBB to HKS®-number (HKS 00)

HEX to PANTONE®

convert from #RRGGBB to Pantone®-number (Pantone 0000)

HEX to Sherwin Williams®

convert from #RRGGBB to Sherwin Williams®-number (SW 0000)

HEX to NCS®

convert from #RRGGBB to NCS-number (S0000-X00X)

nsc-logo

RAL® to RGB

convert from RAL®-number (RAL 0000) to RGB red green blue

RAL® to RGBA

convert from RAL®-number (RAL 0000) to RGBA red green blue transparency

RAL® to CMYK

convert from RAL®-number (RAL 0000) to CMYK cyan / magenta / yellow / black

Icons

RAL® to HEX

convert from RAL®-number (RAL 0000) to #RRGGBB

RAL® to HKS®

convert from RAL®-number (RAL 0000) to HKS®-number (HKS 00)

RAL® to PANTONE®

convert from RAL®-number (RAL 0000) to Pantone®-number (Pantone 0000)

RAL® to Sherwin Williams®

convert from RAL®-number (RAL 0000) to Sherwin Williams®-number (SW 0000)

RAL® to NCS®

convert from RAL®-number (RAL 0000) to NCS-number (S0000-X00X)

nsc-logo

HKS® to RGB

convert from HKS®-number (HKS 00) to RGB red green blue

HKS® to RGBA

convert from HKS®-number (HKS 00) to RGBA red green blue transparency

HKS® to CMYK

convert from HKS®-number (HKS 00) to CMYK cyan / magenta / yellow / black

Icons

HKS® to HEX

convert from HKS®-number (HKS 00) to #RRGGBB

HKS® to RAL®

convert from HKS®-number (HKS 00) to RAL®-number (RAL 0000)

HKS® to PANTONE®

convert from HKS®-number (HKS 00) to Pantone®-number (Pantone 0000)

HKS® to Sherwin Williams®

convert from HKS®-number (HKS 00) to Sherwin Williams®-number (SW 0000)

HKS® to NCS®

convert from HKS®-number (HKS 00) to NCS-number (S0000-X00X)

nsc-logo

PANTONE® to RGB

convert from Pantone®-number (Pantone 0000) to RGB red green blue

PANTONE® to RGBA

convert from Pantone®-number (Pantone 0000) to RGBA red green blue transparency

PANTONE® to CMYK

convert from Pantone®-number (Pantone 0000) to CMYK cyan / magenta / yellow / black

Icons

PANTONE® to HEX

convert from Pantone®-number (Pantone 0000) to #RRGGBB

PANTONE® to RAL®

convert from Pantone®-number (Pantone 0000) to RAL®-number (RAL 0000)

PANTONE® to HKS®

convert from Pantone®-number (Pantone 0000) to HKS®-number (HKS 00)

PANTONE® to Sherwin Williams®

convert from Pantone®-number (Pantone 0000) to Sherwin Williams®-number (SW 0000)

PANTONE® to NCS®

convert from Pantone®-number (Pantone 0000) to NCS-number (S0000-X00X)

nsc-logo

Sherwin Williams® to RGB

convert from Sherwin Williams®-number (SW 0000) to RGB red green blue

Sherwin Williams® to RGBA

convert from Sherwin Williams®-number (SW 0000) to RGBA red green blue transparency

Sherwin Williams® to CMYK

convert from Sherwin Williams®-number (SW 0000) to CMYK cyan / magenta / yellow / black

Icons

Sherwin Williams® to HEX

convert from Sherwin Williams®-number (SW 0000) to #RRGGBB

Sherwin Williams® to RAL®

convert from Sherwin Williams®-number (SW 0000) to RAL®-number (RAL 0000)

Sherwin Williams® to HKS®

convert from Sherwin Williams®-number (SW 0000) to HKS®-number (HKS 00)

Sherwin Williams® to PANTONE®

convert from Sherwin Williams®-number (SW 0000) to Pantone®-number (Pantone 0000)

Sherwin Williams® to NCS®

convert from Sherwin Williams®-number (SW 0000) to NCS-number (S0000-X00X)

nsc-logo
nsc-logo

NCS® to RGB

convert from NCS-number (S0000-X00X) to RGB red green blue
nsc-logo

NCS® to RGBA

convert from NCS-number (S0000-X00X) to RGBA red green blue transparency
nsc-logo

NCS® to CMYK

convert from NCS-number (S0000-X00X) to CMYK cyan / magenta / yellow / black

Icons
nsc-logo

NCS® to HEX

convert from NCS-number (S0000-X00X) to #RRGGBB
nsc-logo

NCS® to RAL®

convert from NCS-number (S0000-X00X) to RAL®-number (RAL 0000)
nsc-logo

NCS® to HKS®

convert from NCS-number (S0000-X00X) to HKS®-number (HKS 00)
nsc-logo

NCS® to PANTONE®

convert from NCS-number (S0000-X00X) to Pantone®-number (Pantone 0000)

To be able to save color palettes, a registration is required.

Log in to your account

or

Create an account

Current color palette Share
Should it be public or private?
Link(s) will follow after sharing.

Cancel Share

Color palette shared
Please copy and save the desired link.

Share

OK, I have copied the links

Your colors will be saved in a new color palette.
View them under your profile.
You can customize them further, and share them.

Show color palette
Close

Create a color palette

DownloadDownload in different formats

Remove All

By clicking on you can create palettes and download the color swatches.

© 2019-2025 - Designed by frag-bobby.de