#66E1B2 Color
#66E1B2 is rgb(102, 225, 178) in RGB and hsl(157, 67%, 64%) in HSL. The closest CSS named color is MediumAquamarine. Black text is most readable on this background.
#66E1B2
HEX
#66E1B2RGB
rgb(102, 225, 178)HSL
hsl(157, 67%, 64%)HSV
hsv(157, 55%, 88%)OKLCH
oklch(82.7% 0.13 165.5)CMYK
cmyk(55%, 0%, 21%, 12%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66E1B2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.62:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.98:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66E1B2 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66E1B2, useful for hover states, backgrounds, and text variants.