#66A2B1 Hex Color
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#66a2b1 is a dusty sky blue with a clear gray cast, sitting between cyan and soft teal. Its very low saturation keeps things cool and calm, though it can read flat in large blocks, so treat it as a supporting tone or background rather than a hero shade. It suits tech, communication, and children’s design, and looks sharper against charcoal than plain white. Black text on this hex code hits about 7.4:1 contrast, well past AA for small body text.
Questions about #66a2b1
What is #66a2b1 in RGB, HSL and CMYK?
In RGB, #66a2b1 is rgb(102, 162, 177), in HSL hsl(192, 32%, 55%) and in CMYK 42%, 8%, 0%, 31%.
What colors pair well with #66a2b1?
Charcoal grounds this dusty cyan and keeps it from washing out, while a warm terracotta accent adds contrast against its cool gray undertone. Skip bright whites nearby, which can make the muted tone look faded.
Is #66a2b1 readable on white or black?
#66a2b1 has a 2.85:1 contrast ratio on white and 7.36:1 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.