#51FFDC

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

RGB(81, 255, 220), HSL(167.9, 100.0%, 65.9%), CMYK(68.2%, 0.0%, 13.7%, 0.0%).

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

1.26:1 — WCAG AA fail, AAA fail for normal text.

Overview

#51FFDC is a cool, light color. In RGB it is 81, 255, 220, in HSL 167.9°, 100.0%, 65.9%, and in CMYK 68.2%, 0.0%, 13.7%, 0.0%. The nearest named color is aquamarine.

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Color Values

HEX

#51FFDC

RGB

81, 255, 220

HSL

167.9, 100.0%, 65.9%

HSV

167.9, 68.2%, 100.0%

CMYK

68.2%, 0.0%, 13.7%, 0.0%

OKLCH

0.9035 0.1487 176.3

Properties

Cool Light Nearest: aquamarine

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.