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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
#C53121
RGB Values
197, 49, 33
HSL Values
6°, 71%, 45%
CMYK Values
0%, 75%, 83%, 23%

Color Variations & Tints

  • #E15F51

    Lightness: 60%

  • #DE4B3B

    Lightness: 55%

  • #DA3725

    Lightness: 50%

  • #C53121

    Lightness: 45%

    Current color

  • #AE2C1E

    Lightness: 40%

  • #99271A

    Lightness: 35%

  • #832116

    Lightness: 30%

Accessibility

White Text
5.5
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 #C53121

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

Current: #C53121

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