#66F589 Color
#66F589 is rgb(102, 245, 137) in RGB and hsl(135, 88%, 68%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.
#66F589
HEX
#66F589RGB
rgb(102, 245, 137)HSL
hsl(135, 88%, 68%)HSV
hsv(135, 58%, 96%)OKLCH
oklch(86.7% 0.193 148.8)CMYK
cmyk(58%, 0%, 44%, 4%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66F589 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.4:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text14.99:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66F589 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66F589, useful for hover states, backgrounds, and text variants.