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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
#518D9C
RGB Values
81, 141, 156
HSL Values
192°, 32%, 46%
CMYK Values
48%, 10%, 0%, 39%

Color Variations & Tints

  • #7CAFBB

    Lightness: 61%

  • #6BA4B3

    Lightness: 56%

  • #5A9AAA

    Lightness: 51%

  • #518D9C

    Lightness: 46%

    Current color

  • #477D8A

    Lightness: 41%

  • #3E6D79

    Lightness: 36%

  • #365E68

    Lightness: 31%

Accessibility

White Text
3.7
FAIL
Black Text
5.6
PASS
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 #518D9C

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

Current: #518D9C

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