/
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
#6397CE
RGB Values
99, 151, 206
HSL Values
211°, 52%, 60%
CMYK Values
52%, 27%, 0%, 19%

Color Variations & Tints

  • #9EBEE0

    Lightness: 75%

  • #8BB1DA

    Lightness: 70%

  • #77A4D4

    Lightness: 65%

  • #6397CE

    Lightness: 60%

    Current color

  • #518AC8

    Lightness: 55%

  • #3D7DC2

    Lightness: 50%

  • #3771AE

    Lightness: 45%

Accessibility

White Text
3.1
FAIL
Black Text
6.8
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 #6397CE

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

Current: #6397CE

Discover More Colors

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