#21808A

Q: What are the RGB, HSL, and CMYK values of #21808A?

RGB(33, 128, 138), HSL(185.7, 61.4%, 33.5%), CMYK(76.1%, 7.2%, 0.0%, 45.9%).

Q: Does #21808A meet WCAG contrast on white?

4.65:1 — WCAG AA pass, AAA fail for normal text.

Overview

#21808A is a cool, dark color. In RGB it is 33, 128, 138, in HSL 185.7°, 61.4%, 33.5%, and in CMYK 76.1%, 7.2%, 0.0%, 45.9%. The nearest named color is RAL 5018 Turquoise Blue.

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Color Values

HEX

#21808A

RGB

33, 128, 138

HSL

185.7, 61.4%, 33.5%

HSV

185.7, 76.1%, 54.1%

CMYK

76.1%, 7.2%, 0.0%, 45.9%

OKLCH

0.5515 0.0851 205.5

Properties

Cool Dark Nearest: RAL 5018 Turquoise 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.