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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
#CD1D11
RGB Values
205, 29, 17
HSL Values
4°, 85%, 44%
CMYK Values
0%, 86%, 92%, 20%

Color Variations & Tints

  • #EF493E

    Lightness: 59%

  • #ED3326

    Lightness: 54%

  • #E72113

    Lightness: 49%

  • #CD1D11

    Lightness: 44%

    Current color

  • #B81A0F

    Lightness: 39%

  • #A0170D

    Lightness: 34%

  • #89130B

    Lightness: 29%

Accessibility

White Text
5.6
PASS
Black Text
3.8
FAIL
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 #CD1D11

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

Current: #CD1D11

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