#51DAF1

Q: What are the RGB, HSL, and CMYK values of #51DAF1?

RGB(81, 218, 241), HSL(188.6, 85.1%, 63.1%), CMYK(66.4%, 9.5%, 0.0%, 5.5%).

Q: Does #51DAF1 meet WCAG contrast on white?

1.66:1 — WCAG AA fail, AAA fail for normal text.

Overview

#51DAF1 is a cool, light color. In RGB it is 81, 218, 241, in HSL 188.6°, 85.1%, 63.1%, and in CMYK 66.4%, 9.5%, 0.0%, 5.5%. The nearest named color is Sky Blue.

On this page

Color Values

HEX

#51DAF1

RGB

81, 218, 241

HSL

188.6, 85.1%, 63.1%

HSV

188.6, 66.4%, 94.5%

CMYK

66.4%, 9.5%, 0.0%, 5.5%

OKLCH

0.8235 0.1203 210.8

Properties

Cool Light Nearest: Sky Blue

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.