#15B5B0 Hex Color
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This muted cyan sits firmly in the cool spectrum, avoiding the neon intensity often found in similar shades. Because #15b5b0 maintains excellent contrast ratios with black text, it performs well for both UI elements and small body copy. It pairs surprisingly well with deep charcoal grays or soft, warm terracottas. Use this hex code as a balanced accent rather than a primary background to keep designs from feeling washed out.
Questions about #15b5b0
What is #15b5b0 in RGB, HSL and CMYK?
In RGB, #15b5b0 is rgb(21, 181, 176), in HSL hsl(178, 79%, 40%) and in CMYK 88%, 0%, 3%, 29%.
What colors pair best with #15b5b0 in a design scheme?
This muted cyan anchors well against deep neutral grays or contrasting warm tones like terracotta. Using #15b5b0 as a balanced accent color prevents the overall design from feeling washed out or overly saturated while maintaining a professional visual hierarchy.
Is #15b5b0 readable on white or black?
#15b5b0 has a 2.53:1 contrast ratio on white and 8.26:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it is too faint for text and on black it works for body text. Try other pairs in the contrast checker.