#42A9E0 Color
#42A9E0 is rgb(66, 169, 224) in RGB and hsl(201, 72%, 57%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#42A9E0
HEX
#42A9E0RGB
rgb(66, 169, 224)HSL
hsl(201, 72%, 57%)HSV
hsv(201, 71%, 88%)OKLCH
oklch(69.9% 0.123 235.9)CMYK
cmyk(71%, 25%, 0%, 12%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #42A9E0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.63:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text7.98:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #42A9E0 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #42A9E0, useful for hover states, backgrounds, and text variants.