Now offer period OUR API HAS BEEN EXPANDED

New Year: 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 2025-12-31 up to and including 2026-01-14 (23:59 CET)

API packages & prices X

CSS Gradients:
RGB 33 53 222

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 clearly dominates: the blue value surpasses the others. Dark color: low color values appear darker.

The breakdown of the color into the RGB color system: of 255 maximum color components, 33 red, 53 green and 222 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.
33 53 222 R G B
In the CMYK color system the color is composed as follows: In this color tone, out of 100 maximum color components, 85 cyan, 76 magenta, none yellow and 13 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.
85% 76% 0% 13% 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 #2135DE to HEX #DECA21


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 10%, #DECA21 91%);

Radial

HEX #2135DE to HEX #DECA21


CSS-Code:

background-image: radial-gradient(circle, #2135DE 4%, #DECA21 86%);

 

HEX #DECA21 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DECA21 5%, #2135DE 94%);

 

HEX #DECA21 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DECA21 5%, #2135DE 86%);

Lineal

HEX #2135DE to HEX #2169DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 7%, #2169DE 88%);

Radial

HEX #2135DE to HEX #2169DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 4%, #2169DE 95%);

 

HEX #2169DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #2169DE 11%, #2135DE 88%);

 

HEX #2169DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #2169DE 4%, #2135DE 89%);

 

HEX #2135DE to HEX #2137DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 6%, #2137DE 87%);

 

HEX #2135DE to HEX #2137DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 3%, #2137DE 92%);

 

HEX #2137DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #2137DE 10%, #2135DE 92%);

 

HEX #2137DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #2137DE 3%, #2135DE 87%);

 

HEX #2135DE to HEX #3D21DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 8%, #3D21DE 86%);

 

HEX #2135DE to HEX #3D21DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 2%, #3D21DE 91%);

 

HEX #3D21DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #3D21DE 3%, #2135DE 89%);

 

HEX #3D21DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #3D21DE 5%, #2135DE 98%);

 

HEX #2135DE to HEX #7021DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 3%, #7021DE 93%);

 

HEX #2135DE to HEX #7021DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 13%, #7021DE 97%);

 

HEX #7021DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #7021DE 1%, #2135DE 98%);

 

HEX #7021DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #7021DE 12%, #2135DE 88%);

Lineal

HEX #2135DE to HEX #1C2DBA


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 13%, #1C2DBA 94%);

Radial

HEX #2135DE to HEX #1C2DBA


CSS-Code:

background-image: radial-gradient(circle, #2135DE 9%, #1C2DBA 91%);

 

HEX #1C2DBA to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #1C2DBA 14%, #2135DE 98%);

 

HEX #1C2DBA to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #1C2DBA 3%, #2135DE 92%);

 

HEX #2135DE to HEX #4556E3


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 1%, #4556E3 93%);

 

HEX #2135DE to HEX #4556E3


CSS-Code:

background-image: radial-gradient(circle, #2135DE 4%, #4556E3 94%);

 

HEX #4556E3 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #4556E3 2%, #2135DE 96%);

 

HEX #4556E3 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #4556E3 14%, #2135DE 86%);

 

HEX #2135DE to HEX #6976E9


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 14%, #6976E9 94%);

 

HEX #2135DE to HEX #6976E9


CSS-Code:

background-image: radial-gradient(circle, #2135DE 5%, #6976E9 94%);

 

HEX #6976E9 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #6976E9 0%, #2135DE 92%);

 

HEX #6976E9 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #6976E9 2%, #2135DE 90%);

Lineal

HEX #2135DE to HEX #2169DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 2%, #2169DE 100%);

Radial

HEX #2135DE to HEX #2169DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 3%, #2169DE 94%);

 

HEX #2169DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #2169DE 13%, #2135DE 100%);

 

HEX #2169DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #2169DE 0%, #2135DE 97%);

 

HEX #2135DE to HEX #2137DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 13%, #2137DE 99%);

 

HEX #2135DE to HEX #2137DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 14%, #2137DE 96%);

 

HEX #2137DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #2137DE 1%, #2135DE 93%);

 

HEX #2137DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #2137DE 12%, #2135DE 93%);

 

HEX #2135DE to HEX #3D21DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 1%, #3D21DE 88%);

 

HEX #2135DE to HEX #3D21DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 1%, #3D21DE 92%);

 

HEX #3D21DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #3D21DE 10%, #2135DE 91%);

 

HEX #3D21DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #3D21DE 7%, #2135DE 92%);

 

HEX #2135DE to HEX #7021DE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 9%, #7021DE 94%);

 

HEX #2135DE to HEX #7021DE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 5%, #7021DE 93%);

 

HEX #7021DE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #7021DE 13%, #2135DE 93%);

 

HEX #7021DE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #7021DE 0%, #2135DE 89%);

Lineal

HEX #2135DE to HEX #1C2DBA


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 12%, #1C2DBA 89%);

Radial

HEX #2135DE to HEX #1C2DBA


CSS-Code:

background-image: radial-gradient(circle, #2135DE 2%, #1C2DBA 99%);

 

HEX #1C2DBA to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #1C2DBA 10%, #2135DE 98%);

 

HEX #1C2DBA to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #1C2DBA 12%, #2135DE 98%);

 

HEX #2135DE to HEX #4556E3


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 2%, #4556E3 94%);

 

HEX #2135DE to HEX #4556E3


CSS-Code:

background-image: radial-gradient(circle, #2135DE 2%, #4556E3 91%);

 

HEX #4556E3 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #4556E3 7%, #2135DE 92%);

 

HEX #4556E3 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #4556E3 13%, #2135DE 100%);

 

HEX #2135DE to HEX #6976E9


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 2%, #6976E9 91%);

 

HEX #2135DE to HEX #6976E9


CSS-Code:

background-image: radial-gradient(circle, #2135DE 14%, #6976E9 90%);

 

HEX #6976E9 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #6976E9 9%, #2135DE 91%);

 

HEX #6976E9 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #6976E9 1%, #2135DE 100%);

Lineal

HEX #2135DE to HEX #DE21CE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 10%, #DE21CE 100%);

Radial

HEX #2135DE to HEX #DE21CE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 3%, #DE21CE 95%);

 

HEX #DE21CE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DE21CE 2%, #2135DE 94%);

 

HEX #DE21CE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DE21CE 6%, #2135DE 94%);

 

HEX #2135DE to HEX #83DE21


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 8%, #83DE21 99%);

 

HEX #2135DE to HEX #83DE21


CSS-Code:

background-image: radial-gradient(circle, #2135DE 0%, #83DE21 91%);

 

HEX #83DE21 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #83DE21 7%, #2135DE 91%);

 

HEX #83DE21 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #83DE21 2%, #2135DE 98%);

Lineal

HEX #2135DE to HEX #DE2137


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 10%, #DE2137 93%);

Radial

HEX #2135DE to HEX #DE2137


CSS-Code:

background-image: radial-gradient(circle, #2135DE 5%, #DE2137 86%);

 

HEX #DE2137 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DE2137 13%, #2135DE 96%);

 

HEX #DE2137 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DE2137 0%, #2135DE 91%);

 

HEX #2135DE to HEX #37DE21


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 0%, #37DE21 88%);

 

HEX #2135DE to HEX #37DE21


CSS-Code:

background-image: radial-gradient(circle, #2135DE 8%, #37DE21 93%);

 

HEX #37DE21 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #37DE21 8%, #2135DE 96%);

 

HEX #37DE21 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #37DE21 2%, #2135DE 87%);

Lineal

HEX #2135DE to HEX #DE21CE


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 1%, #DE21CE 93%);

Radial

HEX #2135DE to HEX #DE21CE


CSS-Code:

background-image: radial-gradient(circle, #2135DE 12%, #DE21CE 100%);

 

HEX #DE21CE to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DE21CE 11%, #2135DE 86%);

 

HEX #DE21CE to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DE21CE 4%, #2135DE 99%);

 

HEX #2135DE to HEX #DEC821


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 2%, #DEC821 95%);

 

HEX #2135DE to HEX #DEC821


CSS-Code:

background-image: radial-gradient(circle, #2135DE 4%, #DEC821 96%);

 

HEX #DEC821 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DEC821 8%, #2135DE 89%);

 

HEX #DEC821 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DEC821 4%, #2135DE 86%);

 

HEX #2135DE to HEX #21DE31


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 5%, #21DE31 89%);

 

HEX #2135DE to HEX #21DE31


CSS-Code:

background-image: radial-gradient(circle, #2135DE 4%, #21DE31 99%);

 

HEX #21DE31 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #21DE31 14%, #2135DE 87%);

 

HEX #21DE31 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #21DE31 6%, #2135DE 86%);

Lineal

HEX #2135DE to HEX #DE2196


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 4%, #DE2196 99%);

Radial

HEX #2135DE to HEX #DE2196


CSS-Code:

background-image: radial-gradient(circle, #2135DE 5%, #DE2196 95%);

 

HEX #DE2196 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DE2196 14%, #2135DE 99%);

 

HEX #DE2196 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DE2196 9%, #2135DE 95%);

 

HEX #2135DE to HEX #DEC821


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 12%, #DEC821 96%);

 

HEX #2135DE to HEX #DEC821


CSS-Code:

background-image: radial-gradient(circle, #2135DE 14%, #DEC821 97%);

 

HEX #DEC821 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #DEC821 7%, #2135DE 90%);

 

HEX #DEC821 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #DEC821 5%, #2135DE 86%);

 

HEX #2135DE to HEX #21DE69


CSS-Code:

background-image: linear-gradient(135deg, #2135DE 7%, #21DE69 93%);

 

HEX #2135DE to HEX #21DE69


CSS-Code:

background-image: radial-gradient(circle, #2135DE 0%, #21DE69 99%);

 

HEX #21DE69 to HEX #2135DE


CSS-Code:

background-image: linear-gradient(135deg, #21DE69 13%, #2135DE 89%);

 

HEX #21DE69 to HEX #2135DE


CSS-Code:

background-image: radial-gradient(circle, #21DE69 11%, #2135DE 95%);

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

CMYK to HEX

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

CMYK to RGB

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

CMYK to RGBA

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

CMYK to RAL®

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

CMYK to HKS®

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

CMYK to PANTONE®

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

CMYK to Sherwin Williams®

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

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

NCS® to RGB

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

NCS® to RGBA

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

NCS® to CMYK

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

Icons

NCS® to HEX

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

NCS® to RAL®

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

NCS® to HKS®

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

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.