#51DAD4

Q: What are the RGB, HSL, and CMYK values of #51DAD4?

RGB(81, 218, 212), HSL(177.4, 64.9%, 58.6%), CMYK(62.8%, 0.0%, 2.8%, 14.5%).

Q: Does #51DAD4 meet WCAG contrast on white?

1.7:1 — WCAG AA fail, AAA fail for normal text.

Overview

#51DAD4 is a cool, light color. In RGB it is 81, 218, 212, in HSL 177.4°, 64.9%, 58.6%, and in CMYK 62.8%, 0.0%, 2.8%, 14.5%. The nearest named color is mediumturquoise.

On this page

Color Values

HEX

#51DAD4

RGB

81, 218, 212

HSL

177.4, 64.9%, 58.6%

HSV

177.4, 62.8%, 85.5%

CMYK

62.8%, 0.0%, 2.8%, 14.5%

OKLCH

0.8133 0.1174 191.0

Properties

Cool Light Nearest: mediumturquoise

Color Psychology

True cyan sits at the boundary of blue and green in the visible spectrum, projecting futurism, precision, and digital innovation. It is a primary color in CMYK printing and RGB displays, giving it a distinctly technological identity. Cyan suggests cutting-edge thinking and clear communication.

Design Usage

Medium cyan is a staple in tech branding, cloud computing services, and developer tools. It works well for interactive elements, link hover states, and data visualization highlights. Because cyan is highly saturated, use it as an accent rather than a dominant color to avoid visual strain.