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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
#51410D
RGB Values
81, 65, 13
HSL Values
46°, 72%, 18%
CMYK Values
0%, 20%, 84%, 68%

Color Variations & Tints

  • #917418

    Lightness: 33%

  • #7B6314

    Lightness: 28%

  • #655110

    Lightness: 23%

  • #51410D

    Lightness: 18%

    Current color

  • #392E09

    Lightness: 13%

  • #231C06

    Lightness: 8%

  • #0D0B02

    Lightness: 3%

Accessibility

White Text
9.9
PASS
Black Text
2.1
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 #51410D

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

Current: #51410D

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