#42B8C5 Hex Color
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#42b8c5 is a cool, medium-light cyan with moderate saturation and a slight green undertone. Its pastel-leaning softness brings gentle, youthful energy to interfaces and spring layouts without the sharpness of brighter turquoise. The hex code #42b8c5 suits communication, technology, baby products, and aerospace themes. Black text has about an 8.9:1 contrast ratio against it, supporting clear body copy.
Questions about #42b8c5
What is #42b8c5 in RGB, HSL and CMYK?
In RGB, #42b8c5 is rgb(66, 184, 197), in HSL hsl(186, 53%, 52%) and in CMYK 66%, 7%, 0%, 23%.
Which colors pair well with #42b8c5?
Where does #42b8c5 work best in a design?
#42b8c5 works best as a supporting tone, hero panel, or broad interface background when you want fresh energy with a gentle edge; use black text and pair it with pale neutrals when the page needs a clear, approachable foundation. Its moderate saturation keeps it flexible beside restrained layouts.
Is #42b8c5 readable on white or black?
#42b8c5 has a 2.36:1 contrast ratio on white and 8.89:1 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.