/
Colorbook
Sign in Sign up

Color Information

Black

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

HEX Format
#3F3178
RGB Values
63, 49, 120
HSL Values
252°, 42%, 33%
CMYK Values
48%, 59%, 0%, 53%

Color Variations & Tints

  • #5C47AE

    Lightness: 48%

  • #52409C

    Lightness: 43%

  • #48388A

    Lightness: 38%

  • #3F3178

    Lightness: 33%

    Current color

  • #352965

    Lightness: 28%

  • #2C2253

    Lightness: 23%

  • #221B41

    Lightness: 18%

Accessibility

White Text
10.9
PASS
Black Text
1.9
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 #3F3178

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

Current: #3F3178

Discover More Colors

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