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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
#570B29
RGB Values
87, 11, 41
HSL Values
336°, 78%, 19%
CMYK Values
0%, 87%, 53%, 66%

Color Variations & Tints

  • #9A1349

    Lightness: 34%

  • #84103E

    Lightness: 29%

  • #6D0D34

    Lightness: 24%

  • #570B29

    Lightness: 19%

    Current color

  • #40081E

    Lightness: 14%

  • #290513

    Lightness: 9%

  • #120209

    Lightness: 4%

Accessibility

White Text
14.1
PASS
Black Text
1.5
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 #570B29

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

Current: #570B29

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