#EF0501 Color
#EF0501 is rgb(239, 5, 1) in RGB and hsl(1, 99%, 47%) in HSL. The closest CSS named color is Red. Black text is most readable on this background.
#EF0501
HEX
#EF0501RGB
rgb(239, 5, 1)HSL
hsl(1, 99%, 47%)HSV
hsv(1, 100%, 94%)OKLCH
oklch(59.9% 0.244 29.3)CMYK
cmyk(0%, 98%, 100%, 6%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #EF0501 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.48:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.69:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #EF0501 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #EF0501, useful for hover states, backgrounds, and text variants.