#EFFD30 Color
#EFFD30 is rgb(239, 253, 48) in RGB and hsl(64, 98%, 59%) in HSL. The closest CSS named color is Yellow. Black text is most readable on this background.
#EFFD30
HEX
#EFFD30RGB
rgb(239, 253, 48)HSL
hsl(64, 98%, 59%)HSV
hsv(64, 81%, 99%)OKLCH
oklch(95.2% 0.204 113.8)CMYK
cmyk(6%, 0%, 81%, 1%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #EFFD30 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.12:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text18.76:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #EFFD30 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #EFFD30, useful for hover states, backgrounds, and text variants.