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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
#91ACA4
RGB Values
145, 172, 164
HSL Values
162°, 14%, 62%
CMYK Values
16%, 0%, 5%, 33%

Color Variations & Tints

  • #BCCDC8

    Lightness: 77%

  • #AEC2BC

    Lightness: 72%

  • #9FB7B0

    Lightness: 67%

  • #91ACA4

    Lightness: 62%

    Current color

  • #82A197

    Lightness: 57%

  • #73968B

    Lightness: 52%

  • #67897F

    Lightness: 47%

Accessibility

White Text
2.4
FAIL
Black Text
8.6
PASS
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 #91ACA4

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

Current: #91ACA4

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