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Colorbook
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Color Information

Brown

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

HEX Format
#663923
RGB Values
102, 57, 35
HSL Values
20°, 49%, 27%
CMYK Values
0%, 44%, 66%, 60%

Color Variations & Tints

  • #A05A37

    Lightness: 42%

  • #8D4F30

    Lightness: 37%

  • #7A442A

    Lightness: 32%

  • #663923

    Lightness: 27%

    Current color

  • #542F1D

    Lightness: 22%

  • #412416

    Lightness: 17%

  • #2E1A10

    Lightness: 12%

Accessibility

White Text
9.7
PASS
Black Text
2.2
FAIL
WCAG AA
PASS
WCAG AAA
PASS

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 #663923

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

Current: #663923

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