#66B5AF Hex Color

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Hex color #66b5af graphic
Muted and cool, #66b5af is a dusty teal with gray undertones and medium-light value. Its softened saturation brings a gentle, polished feel to healthcare, wellness, spring, and technology designs. Use the hex code as a supporting background tone with black text, which achieves about 8.8:1 contrast and remains clear for small body copy.

Questions about #66b5af

What is #66b5af in RGB, HSL and CMYK?
In RGB, #66b5af is rgb(102, 181, 175), in HSL hsl(175, 35%, 55%) and in CMYK 44%, 0%, 3%, 29%.
What colors pair well with #66b5af?
#66b5af pairs well with navy, charcoal, warm cream, and muted coral, which can deepen its cool base, soften its gray undertone, or add a restrained warm accent without overpowering the teal.
Is #66b5af warm or cool?
#66b5af reads as a cool color because its blue-green hue is softened by gray, giving it a calm, polished character rather than the lively warmth of yellow-leaning greens or warmer teals. It suits wellness, healthcare, spring, and technology designs that need a gentle supporting tone.
Is #66b5af readable on white or black?
#66b5af has a 2.38:1 contrast ratio on white and 8.79:1 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.