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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
#28261E
RGB Values
40, 38, 30
HSL Values
48°, 14%, 14%
CMYK Values
0%, 5%, 25%, 84%

Color Variations & Tints

  • #545040

    Lightness: 29%

  • #464235

    Lightness: 24%

  • #37352A

    Lightness: 19%

  • #28261E

    Lightness: 14%

    Current color

  • #1A1914

    Lightness: 9%

  • #0C0B09

    Lightness: 4%

  • #000000

    Lightness: 0%

Accessibility

White Text
15.1
PASS
Black Text
1.4
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 #28261E

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

Current: #28261E

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