#1D3B40

Q: What are the RGB, HSL, and CMYK values of #1D3B40?

RGB(29, 59, 64), HSL(188.6, 37.6%, 18.2%), CMYK(54.7%, 7.8%, 0.0%, 74.9%).

Q: Does #1D3B40 meet WCAG contrast on white?

11.99:1 — WCAG AA pass, AAA pass for normal text.

Overview

#1D3B40 is a cool, dark color. In RGB it is 29, 59, 64, in HSL 188.6°, 37.6%, 18.2%, and in CMYK 54.7%, 7.8%, 0.0%, 74.9%. The nearest named color is RAL 6004 Blue Green.

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Color Values

HEX

#1D3B40

RGB

29, 59, 64

HSL

188.6, 37.6%, 18.2%

HSV

188.6, 54.7%, 25.1%

CMYK

54.7%, 7.8%, 0.0%, 74.9%

OKLCH

0.3313 0.0368 209.4

Properties

Cool Dark Nearest: RAL 6004 Blue Green

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.