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Colorbook
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Color Information

Red

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#DD4937
RGB Values
221, 73, 55
HSL Values
7°, 71%, 54%
CMYK Values
0%, 67%, 75%, 13%

Color Variations & Tints

  • #E88578

    Lightness: 69%

  • #E47162

    Lightness: 64%

  • #E15E4C

    Lightness: 59%

  • #DD4937

    Lightness: 54%

    Current color

  • #D63924

    Lightness: 49%

  • #C03321

    Lightness: 44%

  • #AA2D1D

    Lightness: 39%

Accessibility

White Text
4.1
FAIL
Black Text
5.1
PASS
WCAG AA
PASS
WCAG AAA
FAIL

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #DD4937

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #DD4937

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