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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
#223237
RGB Values
34, 50, 55
HSL Values
194°, 24%, 17%
CMYK Values
38%, 9%, 0%, 78%

Color Variations & Tints

  • #3E5C65

    Lightness: 32%

  • #344E55

    Lightness: 27%

  • #2B3F46

    Lightness: 22%

  • #223237

    Lightness: 17%

    Current color

  • #172326

    Lightness: 12%

  • #0E1416

    Lightness: 7%

  • #040606

    Lightness: 2%

Accessibility

White Text
13.3
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 #223237

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

Current: #223237

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