#66A78A Hex Color
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#66a78a is an unsaturated, cool teal with soft gray-green undertones and a balanced mid-light value. Its restrained character brings sophistication, clarity, and calm to healthcare, wellness, technology, and hospitality designs. Use the hex code #66a78a as a supporting tone with charcoal or warm cream. Black text provides strong contrast for accessible interfaces.
Questions about #66a78a
What is #66a78a in RGB, HSL and CMYK?
In RGB, #66a78a is rgb(102, 167, 138), in HSL hsl(153, 27%, 53%) and in CMYK 39%, 0%, 17%, 35%. Browse more shades of green with names and hex codes.
What colors pair well with #66a78a?
#66a78a pairs well with charcoal text and warm cream backgrounds, while terracotta or burgundy can add a grounded accent without overpowering its cool, muted teal character in calm, sophisticated palettes.
Is #66a78a a warm or cool color?
#66a78a reads as a cool, muted teal because its green-blue balance is softened by gray rather than warmed by yellow or earthy brown, giving it a calm, controlled feel in digital and interior palettes.
Is #66a78a readable on white or black?
#66a78a has a 2.81:1 contrast ratio on white and 7.45:1 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.