/
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
#3945BC
RGB Values
57, 69, 188
HSL Values
235°, 53%, 48%
CMYK Values
70%, 63%, 0%, 26%

Color Variations & Tints

  • #6F77D3

    Lightness: 63%

  • #5B65CD

    Lightness: 58%

  • #4852C7

    Lightness: 53%

  • #3945BC

    Lightness: 48%

    Current color

  • #343DA8

    Lightness: 43%

  • #2E3694

    Lightness: 38%

  • #282F81

    Lightness: 33%

Accessibility

White Text
7.6
PASS
Black Text
2.8
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 #3945BC

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

Current: #3945BC

Discover More Colors

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