/
Colorbook
Sign in Sign up

Color Information

Gray

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

HEX Format
#668F74
RGB Values
102, 143, 116
HSL Values
140°, 17%, 48%
CMYK Values
29%, 0%, 19%, 44%

Color Variations & Tints

  • #91B19B

    Lightness: 63%

  • #82A68E

    Lightness: 58%

  • #739C80

    Lightness: 53%

  • #668F74

    Lightness: 48%

    Current color

  • #5B8067

    Lightness: 43%

  • #50715B

    Lightness: 38%

  • #46624F

    Lightness: 33%

Accessibility

White Text
3.7
FAIL
Black Text
5.7
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 #668F74

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

Current: #668F74

Discover More Colors

Explore a randomly curated selection of colors. Each refresh brings new inspiration for your palette.