#42504D

Q: What are the RGB, HSL, and CMYK values of #42504D?

RGB(66, 80, 77), HSL(167.1, 9.6%, 28.6%), CMYK(17.5%, 0.0%, 3.7%, 68.6%).

Q: Does #42504D meet WCAG contrast on white?

8.45:1 — WCAG AA pass, AAA pass for normal text.

Overview

#42504D is a cool, dark color. In RGB it is 66, 80, 77, in HSL 167.1°, 9.6%, 28.6%, and in CMYK 17.5%, 0.0%, 3.7%, 68.6%. The nearest named color is RAL 7012 Basalt Grey.

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Color Values

HEX

#42504D

RGB

66, 80, 77

HSL

167.1, 9.6%, 28.6%

HSV

167.1, 17.5%, 31.4%

CMYK

17.5%, 0.0%, 3.7%, 68.6%

OKLCH

0.4181 0.0184 181.0

Properties

Cool Dark Nearest: RAL 7012 Basalt Grey

Color Psychology

Dark cyans and deep aquas convey depth, reliability, and technical mastery. They carry the trustworthiness of blue with a modern, slightly warmer edge from their green component. These tones suggest specialized expertise and sophisticated engineering.

Design Usage

Dark cyan works for cybersecurity brands, developer platforms, and data infrastructure companies. It creates striking dark-mode accents and terminal-style interfaces that feel technical yet approachable. Pair it with lighter cyan highlights and neutral grays for a layered, depth-rich design system.