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Colorbook
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Color Information

Black

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

HEX Format
#57521E
RGB Values
87, 82, 30
HSL Values
55°, 49%, 23%
CMYK Values
0%, 6%, 66%, 66%

Color Variations & Tints

  • #908831

    Lightness: 38%

  • #7D772B

    Lightness: 33%

  • #6A6524

    Lightness: 28%

  • #57521E

    Lightness: 23%

    Current color

  • #444117

    Lightness: 18%

  • #312F11

    Lightness: 13%

  • #1E1D0A

    Lightness: 8%

Accessibility

White Text
8.0
PASS
Black Text
2.6
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 #57521E

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

Current: #57521E

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