/
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
#15456A
RGB Values
21, 69, 106
HSL Values
206°, 67%, 25%
CMYK Values
80%, 35%, 0%, 58%

Color Variations & Tints

  • #226FAA

    Lightness: 40%

  • #1D6195

    Lightness: 35%

  • #195380

    Lightness: 30%

  • #15456A

    Lightness: 25%

    Current color

  • #113855

    Lightness: 20%

  • #0D2A40

    Lightness: 15%

  • #081C2B

    Lightness: 10%

Accessibility

White Text
10.0
PASS
Black Text
2.1
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 #15456A

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

Current: #15456A

Discover More Colors

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