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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
#403253
RGB Values
64, 50, 83
HSL Values
265°, 25%, 26%
CMYK Values
23%, 40%, 0%, 67%

Color Variations & Tints

  • #644E83

    Lightness: 41%

  • #584573

    Lightness: 36%

  • #4C3B63

    Lightness: 31%

  • #403253

    Lightness: 26%

    Current color

  • #332843

    Lightness: 21%

  • #271F33

    Lightness: 16%

  • #1B1523

    Lightness: 11%

Accessibility

White Text
11.7
PASS
Black Text
1.8
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 #403253

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

Current: #403253

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