#66AFBA

Q: What are the RGB, HSL, and CMYK values of #66AFBA?

RGB(102, 175, 186), HSL(187.9, 37.8%, 56.5%), CMYK(45.2%, 5.9%, 0.0%, 27.1%).

Q: Does #66AFBA meet WCAG contrast on white?

2.5:1 — WCAG AA fail, AAA fail for normal text.

Overview

#66AFBA is a cool, light color. In RGB it is 102, 175, 186, in HSL 187.9°, 37.8%, 56.5%, and in CMYK 45.2%, 5.9%, 0.0%, 27.1%. The nearest named color is NCS S 0530-B40G Aqua.

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Color Values

HEX

#66AFBA

RGB

102, 175, 186

HSL

187.9, 37.8%, 56.5%

HSV

187.9, 45.2%, 72.9%

CMYK

45.2%, 5.9%, 0.0%, 27.1%

OKLCH

0.7104 0.0747 208.0

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

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.