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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
#211B02
RGB Values
33, 27, 2
HSL Values
48°, 89%, 7%
CMYK Values
0%, 18%, 94%, 87%

Color Variations & Tints

  • #6A5606

    Lightness: 22%

  • #524205

    Lightness: 17%

  • #3A2F03

    Lightness: 12%

  • #211B02

    Lightness: 7%

    Current color

  • #0A0801

    Lightness: 2%

  • #000000

    Lightness: 0%

  • #000000

    Lightness: 0%

Accessibility

White Text
17.2
PASS
Black Text
1.2
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 #211B02

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

Current: #211B02

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