#159D8A

Q: What are the RGB, HSL, and CMYK values of #159D8A?

RGB(21, 157, 138), HSL(171.6, 76.4%, 34.9%), CMYK(86.6%, 0.0%, 12.1%, 38.4%).

Q: Does #159D8A meet WCAG contrast on white?

3.38:1 — WCAG AA fail, AAA fail for normal text.

Overview

#159D8A is a cool, light color. In RGB it is 21, 157, 138, in HSL 171.6°, 76.4%, 34.9%, and in CMYK 86.6%, 0.0%, 12.1%, 38.4%. The nearest named color is Illuminating Emerald.

On this page

Color Values

HEX

#159D8A

RGB

21, 157, 138

HSL

171.6, 76.4%, 34.9%

HSV

171.6, 86.6%, 61.6%

CMYK

86.6%, 0.0%, 12.1%, 38.4%

OKLCH

0.6254 0.1099 179.8

Properties

Cool Light Nearest: Illuminating Emerald

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.