/
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
#2F68B8
RGB Values
47, 104, 184
HSL Values
215°, 59%, 45%
CMYK Values
74%, 43%, 0%, 28%

Color Variations & Tints

  • #5D8FD5

    Lightness: 60%

  • #4981D0

    Lightness: 55%

  • #3473CB

    Lightness: 50%

  • #2F68B8

    Lightness: 45%

    Current color

  • #2A5CA2

    Lightness: 40%

  • #25508E

    Lightness: 35%

  • #1F457A

    Lightness: 30%

Accessibility

White Text
5.5
PASS
Black Text
3.8
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 #2F68B8

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

Current: #2F68B8

Discover More Colors

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