#42E3FF Color

#42E3FF is rgb(66, 227, 255) in RGB and hsl(189, 100%, 63%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.

#42E3FF
HEX#42E3FF
RGBrgb(66, 227, 255)
HSLhsl(189, 100%, 63%)
HSVhsv(189, 74%, 100%)
OKLCHoklch(84.6% 0.133 212.1)
CMYKcmyk(74%, 11%, 0%, 0%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #42E3FF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.54:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text13.66:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #42E3FF based on color wheel relationships. Click any swatch for its full breakdown.

Base#42E3FFComplementary#FF5F42Analogous#42FFBDAnalogous#4284FFTriadic#FF42E3Triadic#E3FF42

Tints & Shades

Lighter tints and darker shades of #42E3FF, useful for hover states, backgrounds, and text variants.

Use #42E3FF in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex