/
Colorbook
Sign in Sign up

Color Information

Blue

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

HEX Format
#570EB4
RGB Values
87, 14, 180
HSL Values
266°, 86%, 38%
CMYK Values
52%, 92%, 0%, 29%

Color Variations & Tints

  • #7920EE

    Lightness: 53%

  • #6C11E4

    Lightness: 48%

  • #610FCC

    Lightness: 43%

  • #570EB4

    Lightness: 38%

    Current color

  • #4B0C9D

    Lightness: 33%

  • #3F0A85

    Lightness: 28%

  • #34086D

    Lightness: 23%

Accessibility

White Text
9.9
PASS
Black Text
2.1
FAIL
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 #570EB4

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

Current: #570EB4

Discover More Colors

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