#408D8C Hex Color

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Hex color #408d8c graphic
The hex code #408d8c is a dusty, unsaturated cyan that feels cool and reserved. With a 5.4:1 contrast ratio, this shade supports small black text, making it a functional choice for UI backgrounds or tech interfaces. It works best as a primary base, especially when paired with warm off-whites to balance its muted, industrial undertones.

Questions about #408d8c

What is #408d8c in RGB, HSL and CMYK?
In RGB, #408d8c is rgb(64, 141, 140), in HSL hsl(179, 38%, 40%) and in CMYK 55%, 0%, 1%, 45%.
Where should I use #408d8c in my design?
#408d8c functions best as a professional primary background or structural UI element. Its subdued intensity makes it perfect for tech-focused interfaces where you need readability without overwhelming the user, especially when paired with charcoal text for high contrast.
Does #408d8c have cool or warm undertones?
#408d8c leans distinctly cool due to its cyan and grey base, which creates a reserved, industrial feeling. To soften this edge in your branding, pair it with cream or sand accents to introduce the warmth it lacks.
Is #408d8c readable on white or black?
#408d8c has a 3.88:1 contrast ratio on white and 5.40:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works only for large text (24px, or 18.5px bold) and on black it works for body text. Try other pairs in the contrast checker.