/
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
#1963EB
RGB Values
25, 99, 235
HSL Values
219°, 84%, 51%
CMYK Values
89%, 58%, 0%, 8%

Color Variations & Tints

  • #5F92F1

    Lightness: 66%

  • #4882EF

    Lightness: 61%

  • #3173ED

    Lightness: 56%

  • #1963EB

    Lightness: 51%

    Current color

  • #1358D8

    Lightness: 46%

  • #114EC0

    Lightness: 41%

  • #0F45A9

    Lightness: 36%

Accessibility

White Text
5.2
PASS
Black Text
4.0
FAIL
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 #1963EB

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

Current: #1963EB

Discover More Colors

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