#66F579 Color
#66F579 is rgb(102, 245, 121) in RGB and hsl(128, 88%, 68%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.
#66F579
HEX
#66F579RGB
rgb(102, 245, 121)HSL
hsl(128, 88%, 68%)HSV
hsv(128, 58%, 96%)OKLCH
oklch(86.4% 0.207 146)CMYK
cmyk(58%, 0%, 51%, 4%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66F579 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.41:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text14.9:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66F579 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66F579, useful for hover states, backgrounds, and text variants.