/
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
#17057E
RGB Values
23, 5, 126
HSL Values
249°, 92%, 26%
CMYK Values
82%, 96%, 0%, 51%

Color Variations & Tints

  • #2508C9

    Lightness: 41%

  • #2107B0

    Lightness: 36%

  • #1C0698

    Lightness: 31%

  • #17057E

    Lightness: 26%

    Current color

  • #130467

    Lightness: 21%

  • #0F034E

    Lightness: 16%

  • #0A0236

    Lightness: 11%

Accessibility

White Text
15.4
PASS
Black Text
1.4
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 #17057E

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

Current: #17057E

Discover More Colors

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