#3D5155 Hex Color

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Hex color #3d5155 graphic
This dark, muted cyan sits between charcoal and dusty blue. Because of its low saturation and matte finish, #3d5155 functions well as a calm, serious background for modern tech interfaces. It offers high contrast for white text, though the shade can feel muddy when paired with warm earth tones. The hex code for this moody, atmospheric color is #3d5155.

Questions about #3d5155

What is #3d5155 in RGB, HSL and CMYK?
In RGB, #3d5155 is rgb(61, 81, 85), in HSL hsl(190, 16%, 29%) and in CMYK 28%, 5%, 0%, 67%.
What colors pair best with #3d5155 for a balanced palette?
Pair #3d5155 with crisp, off-white tones or soft light grays to maintain its serious, atmospheric edge without creating a muddy look. For an accent, introduce a muted mustard or a subtle copper to provide warmth that offsets its cool, metallic, and deep cyan temperament.
Does #3d5155 work well for large-scale UI backgrounds?
Yes, #3d5155 is an excellent choice for modern tech interfaces because its low saturation prevents eye strain during long periods of viewing. Ensure you use a high-contrast foreground color like pure white or a very pale silver to maintain WCAG readability standards.
Is #3d5155 readable on white or black?
#3d5155 has a 8.37:1 contrast ratio on white and 2.50:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.