#556F6E

Q: What are the RGB, HSL, and CMYK values of #556F6E?

RGB(85, 111, 110), HSL(177.7, 13.3%, 38.4%), CMYK(23.4%, 0.0%, 0.9%, 56.5%).

Q: Does #556F6E meet WCAG contrast on white?

5.41:1 — WCAG AA pass, AAA fail for normal text.

Overview

#556F6E is a cool, dark color. In RGB it is 85, 111, 110, in HSL 177.7°, 13.3%, 38.4%, and in CMYK 23.4%, 0.0%, 0.9%, 56.5%. The nearest named color is RAL 7005 Mouse Grey.

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Color Values

HEX

#556F6E

RGB

85, 111, 110

HSL

177.7, 13.3%, 38.4%

HSV

177.7, 23.4%, 43.5%

CMYK

23.4%, 0.0%, 0.9%, 56.5%

OKLCH

0.5208 0.0305 193.3

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

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.