#18B4A1 Color
#18B4A1 is rgb(24, 180, 161) in RGB and hsl(173, 76%, 40%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.
#18B4A1
HEX
#18B4A1RGB
rgb(24, 180, 161)HSL
hsl(173, 76%, 40%)HSV
hsv(173, 87%, 71%)OKLCH
oklch(69.2% 0.121 181.5)CMYK
cmyk(87%, 0%, 11%, 29%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #18B4A1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.6:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.08:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #18B4A1 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #18B4A1, useful for hover states, backgrounds, and text variants.