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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
#8A373A
RGB Values
138, 55, 58
HSL Values
358°, 43%, 38%
CMYK Values
0%, 60%, 58%, 46%

Color Variations & Tints

  • #BB5457

    Lightness: 53%

  • #AF4649

    Lightness: 48%

  • #9D3F42

    Lightness: 43%

  • #8A373A

    Lightness: 38%

    Current color

  • #783032

    Lightness: 33%

  • #66292B

    Lightness: 28%

  • #542123

    Lightness: 23%

Accessibility

White Text
7.8
PASS
Black Text
2.7
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 #8A373A

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

Current: #8A373A

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