/
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
#6437CB
RGB Values
100, 55, 203
HSL Values
258°, 59%, 51%
CMYK Values
51%, 73%, 0%, 20%

Color Variations & Tints

  • #9475DB

    Lightness: 66%

  • #8461D6

    Lightness: 61%

  • #744DD1

    Lightness: 56%

  • #6437CB

    Lightness: 51%

    Current color

  • #5A30BB

    Lightness: 46%

  • #502BA6

    Lightness: 41%

  • #462692

    Lightness: 36%

Accessibility

White Text
7.1
PASS
Black Text
3.0
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 #6437CB

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

Current: #6437CB

Discover More Colors

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