/
Colorbook
Sign in Sign up

Color Information

Green

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

HEX Format
#66F91C
RGB Values
102, 249, 28
HSL Values
100°, 95%, 54%
CMYK Values
59%, 0%, 89%, 2%

Color Variations & Tints

  • #97FB65

    Lightness: 69%

  • #86FA4C

    Lightness: 64%

  • #75FA33

    Lightness: 59%

  • #66F91C

    Lightness: 54%

    Current color

  • #55F406

    Lightness: 49%

  • #4DDB06

    Lightness: 44%

  • #44C205

    Lightness: 39%

Accessibility

White Text
1.4
FAIL
Black Text
15.1
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 #66F91C

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

Current: #66F91C

Discover More Colors

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