#42D78A Color
#42D78A is rgb(66, 215, 138) in RGB and hsl(149, 65%, 55%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.
#42D78A
HEX
#42D78ARGB
rgb(66, 215, 138)HSL
hsl(149, 65%, 55%)HSV
hsv(149, 69%, 84%)OKLCH
oklch(78.3% 0.167 156.1)CMYK
cmyk(69%, 0%, 36%, 16%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #42D78A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.86:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11.32:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #42D78A based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #42D78A, useful for hover states, backgrounds, and text variants.