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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
#254356
RGB Values
37, 67, 86
HSL Values
203°, 40%, 24%
CMYK Values
57%, 22%, 0%, 66%

Color Variations & Tints

  • #3C6D8B

    Lightness: 39%

  • #345F79

    Lightness: 34%

  • #2C5168

    Lightness: 29%

  • #254356

    Lightness: 24%

    Current color

  • #1D3544

    Lightness: 19%

  • #152732

    Lightness: 14%

  • #0E1920

    Lightness: 9%

Accessibility

White Text
10.4
PASS
Black Text
2.0
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 #254356

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

Current: #254356

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