#21B6AD

Q: What are the RGB, HSL, and CMYK values of #21B6AD?

RGB(33, 182, 173), HSL(176.4, 69.3%, 42.2%), CMYK(81.9%, 0.0%, 4.9%, 28.6%).

Q: Does #21B6AD meet WCAG contrast on white?

2.51:1 — WCAG AA fail, AAA fail for normal text.

Overview

#21B6AD is a cool, light color. In RGB it is 33, 182, 173, in HSL 176.4°, 69.3%, 42.2%, and in CMYK 81.9%, 0.0%, 4.9%, 28.6%. The nearest named color is lightseagreen.

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Color Values

HEX

#21B6AD

RGB

33, 182, 173

HSL

176.4, 69.3%, 42.2%

HSV

176.4, 81.9%, 71.4%

CMYK

81.9%, 0.0%, 4.9%, 28.6%

OKLCH

0.7024 0.1163 188.4

Properties

Cool Light Nearest: lightseagreen

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.