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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
#AA2B2C
RGB Values
170, 43, 44
HSL Values
360°, 60%, 42%
CMYK Values
0%, 75%, 74%, 33%

Color Variations & Tints

  • #D35050

    Lightness: 57%

  • #CE3B3B

    Lightness: 52%

  • #C03030

    Lightness: 47%

  • #AA2B2C

    Lightness: 42%

    Current color

  • #972626

    Lightness: 37%

  • #832121

    Lightness: 32%

  • #6E1C1C

    Lightness: 27%

Accessibility

White Text
6.8
PASS
Black Text
3.1
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

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 #AA2B2C

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

Current: #AA2B2C

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