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Color Converter Tools

26 free browser-based tools including color converters, a DPI calculator, paper size guide, contrast checker, and ink coverage estimator.

Chart showing 22 printer tools organised into four categories: Format Converters, Colour System, Image Tools, and Print Utilities.22 Tools in Four CategoriesFree browser-based tools for color conversion and print preparationFormat Converters6RGB ↔ HEX, CMYK ↔ RGB, CMYK ↔ HEXColour System11Pantone, RAL, NCS, HSL, HSVImage Tools2Color Picker, Ink CoveragePrint Utilities3DPI Calc, Paper Sizes, Contrast
Browse by category below, or use the search to find a specific converter.

Pantone Converters

Match print colors to Pantone spot inks and vice versa.

CMYK to Pantone

Find the closest Pantone match for CMYK values

RGB to Pantone

Find the closest Pantone match for RGB values

Pantone to CMYK

Look up Pantone and get CMYK values

Pantone to RGB

Look up Pantone and get RGB values for screen

Pantone to HEX

Look up Pantone and get HEX codes for CSS

CMYK Converters

Convert between CMYK print values and screen color formats.

CMYK to RGB

Convert CMYK print values to RGB screen colors

CMYK to HEX

Convert CMYK to HEX codes for web design

CMYK to RAL

Find the closest RAL Classic match

RAL to RGB

Look up RAL codes and get RGB values for screen

RAL to HEX

Get HEX codes for RAL Classic colors

CMYK to NCS

Find the closest NCS color match

HEX to CMYK

Convert HEX codes to CMYK for print

RGB to CMYK

Convert RGB screen colors to CMYK

NCS to CMYK

Look up NCS codes and get CMYK values

NCS to RGB

Look up NCS codes and get RGB values for screen

RGB / HEX Converters

Convert between the most common screen color formats.

RGB to HEX

Convert RGB values to HEX color codes

HEX to RGB

Convert HEX codes to RGB values

RGB to HSL

Convert RGB to hue, saturation, lightness

HSL to RGB

Convert HSL values to RGB

RGB to HSV

Convert RGB to hue, saturation, value

HSV to RGB

Convert HSV values to RGB

Image Tools

Extract color values from any image, right in your browser.

Color Picker from Image

Upload an image and click to pick colors

Ink Coverage Estimator

Upload an image to estimate CMYK ink coverage and cost

Print Utilities

Calculate DPI, compare paper sizes, and check color contrast for accessible design.

DPI Calculator

Calculate print resolution from image size and print dimensions

Paper Size Guide

Compare and convert A-series, US, and photo paper sizes

Color Contrast Checker

Check WCAG AA/AAA contrast ratio for text accessibility

Test Your Colors in Print

After converting your colors, print a test page to verify they look correct on paper.

Browse Test PagesPrinter Guides