#51B2C8 Color
#51B2C8 is rgb(81, 178, 200) in RGB and hsl(191, 52%, 55%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.
#51B2C8
HEX
#51B2C8RGB
rgb(81, 178, 200)HSL
hsl(191, 52%, 55%)HSV
hsv(191, 60%, 78%)OKLCH
oklch(71.4% 0.096 214.9)CMYK
cmyk(60%, 11%, 0%, 22%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51B2C8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.46:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.55:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51B2C8 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51B2C8, useful for hover states, backgrounds, and text variants.