#04EFFB Color
#04EFFB is rgb(4, 239, 251) in RGB and hsl(183, 97%, 50%) in HSL. The closest CSS named color is Aqua. Black text is most readable on this background.
#04EFFB
HEX
#04EFFBRGB
rgb(4, 239, 251)HSL
hsl(183, 97%, 50%)HSV
hsv(183, 98%, 98%)OKLCH
oklch(86.6% 0.147 201.3)CMYK
cmyk(98%, 5%, 0%, 2%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #04EFFB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.42:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text14.74:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #04EFFB based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #04EFFB, useful for hover states, backgrounds, and text variants.