#42D3FF Color
#42D3FF is rgb(66, 211, 255) in RGB and hsl(194, 100%, 63%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.
#42D3FF
HEX
#42D3FFRGB
rgb(66, 211, 255)HSL
hsl(194, 100%, 63%)HSV
hsv(194, 74%, 100%)OKLCH
oklch(80.9% 0.134 222.8)CMYK
cmyk(74%, 17%, 0%, 0%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #42D3FF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.75:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11.99:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #42D3FF based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #42D3FF, useful for hover states, backgrounds, and text variants.