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Colorbook
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Color Information

Gray

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#63928B
RGB Values
99, 146, 139
HSL Values
171°, 19%, 48%
CMYK Values
32%, 0%, 5%, 43%

Color Variations & Tints

  • #8FB3AD

    Lightness: 63%

  • #80A8A2

    Lightness: 58%

  • #709E97

    Lightness: 53%

  • #63928B

    Lightness: 48%

    Current color

  • #59827C

    Lightness: 43%

  • #4E736E

    Lightness: 38%

  • #44645F

    Lightness: 33%

Accessibility

White Text
3.5
FAIL
Black Text
6.0
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 #63928B

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

Current: #63928B

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