/
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
#3199FF
RGB Values
49, 153, 255
HSL Values
210°, 100%, 60%
CMYK Values
81%, 40%, 0%, 0%

Color Variations & Tints

  • #80BFFF

    Lightness: 75%

  • #66B3FF

    Lightness: 70%

  • #4DA6FF

    Lightness: 65%

  • #3199FF

    Lightness: 60%

    Current color

  • #1A8CFF

    Lightness: 55%

  • #0080FF

    Lightness: 50%

  • #0073E6

    Lightness: 45%

Accessibility

White Text
2.9
FAIL
Black Text
7.1
PASS
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 #3199FF

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

Current: #3199FF

Discover More Colors

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