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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
#23333A
RGB Values
35, 51, 58
HSL Values
198°, 25%, 18%
CMYK Values
40%, 12%, 0%, 77%

Color Variations & Tints

  • #3F5D69

    Lightness: 33%

  • #364F59

    Lightness: 28%

  • #2C4149

    Lightness: 23%

  • #23333A

    Lightness: 18%

    Current color

  • #192429

    Lightness: 13%

  • #0F161A

    Lightness: 8%

  • #06080A

    Lightness: 3%

Accessibility

White Text
13.1
PASS
Black Text
1.6
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 #23333A

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

Current: #23333A

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