#40D8E2 Color
#40D8E2 is rgb(64, 216, 226) in RGB and hsl(184, 74%, 57%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.
#40D8E2
HEX
#40D8E2RGB
rgb(64, 216, 226)HSL
hsl(184, 74%, 57%)HSV
hsv(184, 72%, 89%)OKLCH
oklch(80.9% 0.123 201.6)CMYK
cmyk(72%, 4%, 0%, 11%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #40D8E2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.73:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.14:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #40D8E2 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #40D8E2, useful for hover states, backgrounds, and text variants.