#178FA5

Q: What are the RGB, HSL, and CMYK values of #178FA5?

RGB(23, 143, 165), HSL(189.3, 75.5%, 36.9%), CMYK(86.1%, 13.3%, 0.0%, 35.3%).

Q: Does #178FA5 meet WCAG contrast on white?

3.81:1 — WCAG AA fail, AAA fail for normal text.

Overview

#178FA5 is a cool, light color. In RGB it is 23, 143, 165, in HSL 189.3°, 75.5%, 36.9%, and in CMYK 86.1%, 13.3%, 0.0%, 35.3%. The nearest named color is NCS S 1060-B30G Teal.

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Color Values

HEX

#178FA5

RGB

23, 143, 165

HSL

189.3, 75.5%, 36.9%

HSV

189.3, 86.1%, 64.7%

CMYK

86.1%, 13.3%, 0.0%, 35.3%

OKLCH

0.5995 0.101 214.3

Properties

Cool Light Nearest: NCS S 1060-B30G Teal

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.