/
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
#297DF9
RGB Values
41, 125, 249
HSL Values
216°, 95%, 57%
CMYK Values
84%, 50%, 0%, 2%

Color Variations & Tints

  • #74AAFB

    Lightness: 72%

  • #5B9BFB

    Lightness: 67%

  • #428CFA

    Lightness: 62%

  • #297DF9

    Lightness: 57%

    Current color

  • #106DF9

    Lightness: 52%

  • #0661EA

    Lightness: 47%

  • #0557D1

    Lightness: 42%

Accessibility

White Text
3.9
FAIL
Black Text
5.4
PASS
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 #297DF9

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

Current: #297DF9

Discover More Colors

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