#40EF0B Color
#40EF0B is rgb(64, 239, 11) in RGB and hsl(106, 91%, 49%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#40EF0B
HEX
#40EF0BRGB
rgb(64, 239, 11)HSL
hsl(106, 91%, 49%)HSV
hsv(106, 95%, 94%)OKLCH
oklch(83.2% 0.271 140.9)CMYK
cmyk(73%, 0%, 95%, 6%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #40EF0B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.55:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text13.57:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #40EF0B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #40EF0B, useful for hover states, backgrounds, and text variants.