Now offer period OUR API HAS BEEN EXPANDED

New API V3.0: 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 2025-10-21 up to and including 2025-11-21 (23:59 CET)

API packages & prices X

CSS Gradients:
RGB 20 152 145

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

Blue and green clearly dominate this hue: the blue and green values are higher than red. Dark color: low color values appear darker.

The breakdown of the color into the RGB color system: of 255 maximum color components, 20 red, 152 green and 145 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.
20 152 145 R G B
In the CMYK color system the color is composed as follows: In this color tone, out of 100 maximum color components, 87 cyan, none magenta, 5 yellow and 40 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.
87% 0% 5% 40% C M Y K

Verification of their color palette as a manufacturer!

Provide designers and agencies with accurate color values.

Let's go

Lineal

HEX #149891 to HEX #EB676E


CSS-Code:

background-image: linear-gradient(135deg, #149891 5%, #EB676E 100%);

Radial

HEX #149891 to HEX #EB676E


CSS-Code:

background-image: radial-gradient(circle, #149891 3%, #EB676E 89%);

 

HEX #EB676E to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #EB676E 0%, #149891 92%);

 

HEX #EB676E to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #EB676E 13%, #149891 94%);

Lineal

HEX #149891 to HEX #14996D


CSS-Code:

background-image: linear-gradient(135deg, #149891 9%, #14996D 95%);

Radial

HEX #149891 to HEX #14996D


CSS-Code:

background-image: radial-gradient(circle, #149891 8%, #14996D 99%);

 

HEX #14996D to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #14996D 2%, #149891 94%);

 

HEX #14996D to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #14996D 13%, #149891 89%);

 

HEX #149891 to HEX #149991


CSS-Code:

background-image: linear-gradient(135deg, #149891 5%, #149991 87%);

 

HEX #149891 to HEX #149991


CSS-Code:

background-image: radial-gradient(circle, #149891 9%, #149991 97%);

 

HEX #149991 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #149991 1%, #149891 100%);

 

HEX #149991 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #149991 8%, #149891 87%);

 

HEX #149891 to HEX #147F99


CSS-Code:

background-image: linear-gradient(135deg, #149891 14%, #147F99 87%);

 

HEX #149891 to HEX #147F99


CSS-Code:

background-image: radial-gradient(circle, #149891 8%, #147F99 95%);

 

HEX #147F99 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #147F99 1%, #149891 92%);

 

HEX #147F99 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #147F99 14%, #149891 100%);

 

HEX #149891 to HEX #145B99


CSS-Code:

background-image: linear-gradient(135deg, #149891 10%, #145B99 95%);

 

HEX #149891 to HEX #145B99


CSS-Code:

background-image: radial-gradient(circle, #149891 4%, #145B99 87%);

 

HEX #145B99 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #145B99 14%, #149891 88%);

 

HEX #145B99 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #145B99 13%, #149891 94%);

Lineal

HEX #149891 to HEX #0F7570


CSS-Code:

background-image: linear-gradient(135deg, #149891 7%, #0F7570 89%);

Radial

HEX #149891 to HEX #0F7570


CSS-Code:

background-image: radial-gradient(circle, #149891 8%, #0F7570 87%);

 

HEX #0F7570 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #0F7570 11%, #149891 86%);

 

HEX #0F7570 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #0F7570 10%, #149891 98%);

 

HEX #149891 to HEX #149992


CSS-Code:

background-image: linear-gradient(135deg, #149891 5%, #149992 97%);

 

HEX #149891 to HEX #149992


CSS-Code:

background-image: radial-gradient(circle, #149891 8%, #149992 89%);

 

HEX #149992 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #149992 3%, #149891 92%);

 

HEX #149992 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #149992 0%, #149891 89%);

 

HEX #149891 to HEX #19BEB5


CSS-Code:

background-image: linear-gradient(135deg, #149891 14%, #19BEB5 89%);

 

HEX #149891 to HEX #19BEB5


CSS-Code:

background-image: radial-gradient(circle, #149891 13%, #19BEB5 93%);

 

HEX #19BEB5 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #19BEB5 13%, #149891 95%);

 

HEX #19BEB5 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #19BEB5 2%, #149891 92%);

 

HEX #149891 to HEX #1EE2D7


CSS-Code:

background-image: linear-gradient(135deg, #149891 5%, #1EE2D7 86%);

 

HEX #149891 to HEX #1EE2D7


CSS-Code:

background-image: radial-gradient(circle, #149891 2%, #1EE2D7 92%);

 

HEX #1EE2D7 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #1EE2D7 4%, #149891 90%);

 

HEX #1EE2D7 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #1EE2D7 6%, #149891 93%);

Lineal

HEX #149891 to HEX #14996D


CSS-Code:

background-image: linear-gradient(135deg, #149891 12%, #14996D 95%);

Radial

HEX #149891 to HEX #14996D


CSS-Code:

background-image: radial-gradient(circle, #149891 7%, #14996D 88%);

 

HEX #14996D to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #14996D 2%, #149891 89%);

 

HEX #14996D to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #14996D 6%, #149891 99%);

 

HEX #149891 to HEX #149991


CSS-Code:

background-image: linear-gradient(135deg, #149891 9%, #149991 86%);

 

HEX #149891 to HEX #149991


CSS-Code:

background-image: radial-gradient(circle, #149891 7%, #149991 100%);

 

HEX #149991 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #149991 3%, #149891 100%);

 

HEX #149991 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #149991 3%, #149891 98%);

 

HEX #149891 to HEX #147F99


CSS-Code:

background-image: linear-gradient(135deg, #149891 6%, #147F99 88%);

 

HEX #149891 to HEX #147F99


CSS-Code:

background-image: radial-gradient(circle, #149891 2%, #147F99 86%);

 

HEX #147F99 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #147F99 12%, #149891 97%);

 

HEX #147F99 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #147F99 0%, #149891 98%);

 

HEX #149891 to HEX #145B99


CSS-Code:

background-image: linear-gradient(135deg, #149891 3%, #145B99 87%);

 

HEX #149891 to HEX #145B99


CSS-Code:

background-image: radial-gradient(circle, #149891 6%, #145B99 91%);

 

HEX #145B99 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #145B99 8%, #149891 99%);

 

HEX #145B99 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #145B99 9%, #149891 98%);

Lineal

HEX #149891 to HEX #0F7570


CSS-Code:

background-image: linear-gradient(135deg, #149891 7%, #0F7570 95%);

Radial

HEX #149891 to HEX #0F7570


CSS-Code:

background-image: radial-gradient(circle, #149891 7%, #0F7570 89%);

 

HEX #0F7570 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #0F7570 11%, #149891 96%);

 

HEX #0F7570 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #0F7570 14%, #149891 88%);

 

HEX #149891 to HEX #149992


CSS-Code:

background-image: linear-gradient(135deg, #149891 11%, #149992 91%);

 

HEX #149891 to HEX #149992


CSS-Code:

background-image: radial-gradient(circle, #149891 10%, #149992 100%);

 

HEX #149992 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #149992 8%, #149891 87%);

 

HEX #149992 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #149992 14%, #149891 91%);

 

HEX #149891 to HEX #19BEB5


CSS-Code:

background-image: linear-gradient(135deg, #149891 5%, #19BEB5 97%);

 

HEX #149891 to HEX #19BEB5


CSS-Code:

background-image: radial-gradient(circle, #149891 8%, #19BEB5 89%);

 

HEX #19BEB5 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #19BEB5 3%, #149891 90%);

 

HEX #19BEB5 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #19BEB5 14%, #149891 97%);

 

HEX #149891 to HEX #1EE2D7


CSS-Code:

background-image: linear-gradient(135deg, #149891 12%, #1EE2D7 91%);

 

HEX #149891 to HEX #1EE2D7


CSS-Code:

background-image: radial-gradient(circle, #149891 5%, #1EE2D7 98%);

 

HEX #1EE2D7 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #1EE2D7 13%, #149891 91%);

 

HEX #1EE2D7 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #1EE2D7 11%, #149891 98%);

Lineal

HEX #149891 to HEX #261499


CSS-Code:

background-image: linear-gradient(135deg, #149891 1%, #261499 99%);

Radial

HEX #149891 to HEX #261499


CSS-Code:

background-image: radial-gradient(circle, #149891 4%, #261499 92%);

 

HEX #261499 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #261499 1%, #149891 90%);

 

HEX #261499 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #261499 0%, #149891 90%);

 

HEX #149891 to HEX #995B14


CSS-Code:

background-image: linear-gradient(135deg, #149891 0%, #995B14 97%);

 

HEX #149891 to HEX #995B14


CSS-Code:

background-image: radial-gradient(circle, #149891 13%, #995B14 96%);

 

HEX #995B14 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #995B14 11%, #149891 90%);

 

HEX #995B14 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #995B14 1%, #149891 90%);

Lineal

HEX #149891 to HEX #911499


CSS-Code:

background-image: linear-gradient(135deg, #149891 3%, #911499 95%);

Radial

HEX #149891 to HEX #911499


CSS-Code:

background-image: radial-gradient(circle, #149891 13%, #911499 89%);

 

HEX #911499 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #911499 14%, #149891 93%);

 

HEX #911499 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #911499 2%, #149891 94%);

 

HEX #149891 to HEX #999114


CSS-Code:

background-image: linear-gradient(135deg, #149891 0%, #999114 100%);

 

HEX #149891 to HEX #999114


CSS-Code:

background-image: radial-gradient(circle, #149891 14%, #999114 90%);

 

HEX #999114 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #999114 8%, #149891 88%);

 

HEX #999114 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #999114 12%, #149891 93%);

Lineal

HEX #149891 to HEX #261499


CSS-Code:

background-image: linear-gradient(135deg, #149891 3%, #261499 89%);

Radial

HEX #149891 to HEX #261499


CSS-Code:

background-image: radial-gradient(circle, #149891 10%, #261499 91%);

 

HEX #261499 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #261499 3%, #149891 89%);

 

HEX #261499 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #261499 0%, #149891 95%);

 

HEX #149891 to HEX #99141D


CSS-Code:

background-image: linear-gradient(135deg, #149891 1%, #99141D 92%);

 

HEX #149891 to HEX #99141D


CSS-Code:

background-image: radial-gradient(circle, #149891 11%, #99141D 100%);

 

HEX #99141D to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #99141D 3%, #149891 93%);

 

HEX #99141D to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #99141D 0%, #149891 90%);

 

HEX #149891 to HEX #889914


CSS-Code:

background-image: linear-gradient(135deg, #149891 2%, #889914 98%);

 

HEX #149891 to HEX #889914


CSS-Code:

background-image: radial-gradient(circle, #149891 11%, #889914 93%);

 

HEX #889914 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #889914 2%, #149891 89%);

 

HEX #889914 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #889914 3%, #149891 91%);

Lineal

HEX #149891 to HEX #4E1499


CSS-Code:

background-image: linear-gradient(135deg, #149891 10%, #4E1499 93%);

Radial

HEX #149891 to HEX #4E1499


CSS-Code:

background-image: radial-gradient(circle, #149891 7%, #4E1499 95%);

 

HEX #4E1499 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #4E1499 8%, #149891 94%);

 

HEX #4E1499 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #4E1499 4%, #149891 88%);

 

HEX #149891 to HEX #99141D


CSS-Code:

background-image: linear-gradient(135deg, #149891 9%, #99141D 88%);

 

HEX #149891 to HEX #99141D


CSS-Code:

background-image: radial-gradient(circle, #149891 7%, #99141D 89%);

 

HEX #99141D to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #99141D 1%, #149891 93%);

 

HEX #99141D to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #99141D 7%, #149891 87%);

 

HEX #149891 to HEX #609914


CSS-Code:

background-image: linear-gradient(135deg, #149891 10%, #609914 99%);

 

HEX #149891 to HEX #609914


CSS-Code:

background-image: radial-gradient(circle, #149891 11%, #609914 96%);

 

HEX #609914 to HEX #149891


CSS-Code:

background-image: linear-gradient(135deg, #609914 7%, #149891 93%);

 

HEX #609914 to HEX #149891


CSS-Code:

background-image: radial-gradient(circle, #609914 1%, #149891 93%);

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