/
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
#250BAA
RGB Values
37, 11, 170
HSL Values
250°, 88%, 35%
CMYK Values
78%, 94%, 0%, 33%

Color Variations & Tints

  • #350FF0

    Lightness: 50%

  • #2F0ED8

    Lightness: 45%

  • #2A0CC0

    Lightness: 40%

  • #250BAA

    Lightness: 35%

    Current color

  • #200990

    Lightness: 30%

  • #1A0878

    Lightness: 25%

  • #150660

    Lightness: 20%

Accessibility

White Text
12.3
PASS
Black Text
1.7
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 #250BAA

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

Current: #250BAA

Discover More Colors

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