#EFFB41 Color
#EFFB41 is rgb(239, 251, 65) in RGB and hsl(64, 96%, 62%) in HSL. The closest CSS named color is Yellow. Black text is most readable on this background.
#EFFB41
HEX
#EFFB41RGB
rgb(239, 251, 65)HSL
hsl(64, 96%, 62%)HSV
hsv(64, 74%, 98%)OKLCH
oklch(94.9% 0.194 113.3)CMYK
cmyk(5%, 0%, 74%, 2%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #EFFB41 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.13:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text18.55:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #EFFB41 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #EFFB41, useful for hover states, backgrounds, and text variants.