#66F5D4 Color
#66F5D4 is rgb(102, 245, 212) in RGB and hsl(166, 88%, 68%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.
#66F5D4
HEX
#66F5D4RGB
rgb(102, 245, 212)HSL
hsl(166, 88%, 68%)HSV
hsv(166, 58%, 96%)OKLCH
oklch(88.3% 0.133 175.3)CMYK
cmyk(58%, 0%, 13%, 4%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66F5D4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.35:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.58:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66F5D4 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66F5D4, useful for hover states, backgrounds, and text variants.