/
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
#0D78C5
RGB Values
13, 120, 197
HSL Values
205°, 88%, 41%
CMYK Values
93%, 39%, 0%, 23%

Color Variations & Tints

  • #2C9FF2

    Lightness: 56%

  • #1494F0

    Lightness: 51%

  • #0E87DD

    Lightness: 46%

  • #0D78C5

    Lightness: 41%

    Current color

  • #0B69AD

    Lightness: 36%

  • #095B95

    Lightness: 31%

  • #084C7D

    Lightness: 26%

Accessibility

White Text
4.7
PASS
Black Text
4.5
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 #0D78C5

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

Current: #0D78C5

Discover More Colors

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