/
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
#1C3968
RGB Values
28, 57, 104
HSL Values
217°, 58%, 26%
CMYK Values
73%, 45%, 0%, 59%

Color Variations & Tints

  • #2C5AA5

    Lightness: 41%

  • #274F91

    Lightness: 36%

  • #21447D

    Lightness: 31%

  • #1C3968

    Lightness: 26%

    Current color

  • #162E55

    Lightness: 21%

  • #112340

    Lightness: 16%

  • #0C182C

    Lightness: 11%

Accessibility

White Text
11.4
PASS
Black Text
1.8
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 #1C3968

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

Current: #1C3968

Discover More Colors

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