/
Colorbook
Sign in Sign up

Color Information

Red

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

HEX Format
#EF5550
RGB Values
239, 85, 80
HSL Values
2°, 83%, 63%
CMYK Values
0%, 64%, 67%, 6%

Color Variations & Tints

  • #F59B98

    Lightness: 78%

  • #F38581

    Lightness: 73%

  • #F16E6A

    Lightness: 68%

  • #EF5550

    Lightness: 63%

    Current color

  • #ED413B

    Lightness: 58%

  • #EB2A24

    Lightness: 53%

  • #E01C15

    Lightness: 48%

Accessibility

White Text
3.5
FAIL
Black Text
6.1
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 #EF5550

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

Current: #EF5550

Discover More Colors

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