#3FFC31 Color
#3FFC31 is rgb(63, 252, 49) in RGB and hsl(116, 97%, 59%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#3FFC31
HEX
#3FFC31RGB
rgb(63, 252, 49)HSL
hsl(116, 97%, 59%)HSV
hsv(116, 81%, 99%)OKLCH
oklch(86.6% 0.274 142.1)CMYK
cmyk(75%, 0%, 81%, 1%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #3FFC31 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.38:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.18:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #3FFC31 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #3FFC31, useful for hover states, backgrounds, and text variants.