#0A2F3B Hex Color
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Dark and muted, #0a2f3b is a dusty cyan with a cool blue-green undertone. Its low saturation and heavy depth create a serious, mysterious mood without feeling harsh. The hex code #0a2f3b works well as a dominant background for technology, aerospace, or moody interfaces, while white text remains highly legible at about 14.2:1 contrast.
Questions about #0a2f3b
What is #0a2f3b in RGB, HSL and CMYK?
In RGB, #0a2f3b is rgb(10, 47, 59), in HSL hsl(195, 71%, 14%) and in CMYK 83%, 20%, 0%, 77%. Browse more shades of blue with names and hex codes.
What colors pair well with #0a2f3b in a design?
#0a2f3b pairs well with warm off-white, muted terracotta, and soft brass accents because those warmer notes offset its dark, dusty blue-green base while preserving a serious, refined mood across interfaces and identity systems. Use it as the dominant background, then reserve warmer tones for highlights.
Is #0a2f3b readable on white or black?
#0a2f3b has a 14.16:1 contrast ratio on white and 1.48:1 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.