#21667C
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#21667C
Color Values
#21667C
33, 102, 124
194.5, 58.0%, 30.8%
194.5, 73.4%, 48.6%
73.4%, 17.7%, 0.0%, 51.4%
0.4776 0.0755 223.2
Properties
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.
Color Harmonies
Color Blindness Simulation
CSS Usage
background-color: #21667C;
color: #21667C;
border-color: #21667C;
Cyan 800
#155E75
Tailwind Shades
Contrast Checker
Text on white
6.45:1
Text on black
3.26:1
Compare With
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Frequently Asked Questions
What are the RGB, HSL, and CMYK values of #21667C?
RGB(33, 102, 124) · HSL(194.5, 58.0%, 30.8%) · CMYK(73.4%, 17.7%, 0.0%, 51.4%)
Does #21667C meet WCAG contrast on white?
6.45:1 — WCAG AA Pass, AAA Fail for normal text.
What text color is readable on #21667C?
Use FFFFFF text on a #21667C background; contrast on black is 3.26:1.