/
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
#63787A
RGB Values
99, 120, 122
HSL Values
185°, 10%, 43%
CMYK Values
19%, 2%, 0%, 52%

Color Variations & Tints

  • #899D9F

    Lightness: 58%

  • #7B9193

    Lightness: 53%

  • #6E8587

    Lightness: 48%

  • #63787A

    Lightness: 43%

    Current color

  • #57696B

    Lightness: 38%

  • #4C5B5D

    Lightness: 33%

  • #404D4F

    Lightness: 28%

Accessibility

White Text
4.7
PASS
Black Text
4.5
FAIL
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 #63787A

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

Current: #63787A

Discover More Colors

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