#42E5B1 Hex Color
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#42e5b1 is a bright, highly saturated teal with a cool green undertone and a clean, sparkling look. Its medium lightness feels refreshing and clear, making it effective in healthcare, wellness, and technology branding. Use it as a supporting tone or bold accent with navy and charcoal. The hex code #42e5b1 provides about 13.1:1 contrast with black text.
Questions about #42e5b1
What is #42e5b1 in RGB, HSL and CMYK?
In RGB, #42e5b1 is rgb(66, 229, 177), in HSL hsl(161, 76%, 58%) and in CMYK 71%, 0%, 23%, 10%.
What colors pair well with #42e5b1?
Does #42e5b1 read as warm or cool?
#42e5b1 reads as a cool color because its saturated teal base leans toward blue-green rather than yellow-green, giving it a crisp, energetic presence that fits fresh visual systems and modern digital interfaces.
Is #42e5b1 readable on white or black?
#42e5b1 has a 1.60:1 contrast ratio on white and 13.07:1 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.