/
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
#3B64D2
RGB Values
59, 100, 210
HSL Values
224°, 63%, 53%
CMYK Values
72%, 52%, 0%, 18%

Color Variations & Tints

  • #7A95E1

    Lightness: 68%

  • #6585DC

    Lightness: 63%

  • #5074D7

    Lightness: 58%

  • #3B64D2

    Lightness: 53%

    Current color

  • #2D56C8

    Lightness: 48%

  • #294DB3

    Lightness: 43%

  • #24449E

    Lightness: 38%

Accessibility

White Text
5.3
PASS
Black Text
3.9
FAIL
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 #3B64D2

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

Current: #3B64D2

Discover More Colors

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