/
Colorbook
Sign in Sign up

Color Information

Cyan

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#15A6B4
RGB Values
21, 166, 180
HSL Values
185°, 79%, 39%
CMYK Values
88%, 8%, 0%, 29%

Color Variations & Tints

  • #2DD7E6

    Lightness: 54%

  • #1ACFE0

    Lightness: 49%

  • #18BAC9

    Lightness: 44%

  • #15A6B4

    Lightness: 39%

    Current color

  • #12909B

    Lightness: 34%

  • #107B84

    Lightness: 29%

  • #0D656E

    Lightness: 24%

Accessibility

White Text
2.9
FAIL
Black Text
7.1
PASS
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 #15A6B4

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

Current: #15A6B4

Discover More Colors

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