#51C7DB Color
#51C7DB is rgb(81, 199, 219) in RGB and hsl(189, 66%, 59%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.
#51C7DB
HEX
#51C7DBRGB
rgb(81, 199, 219)HSL
hsl(189, 66%, 59%)HSV
hsv(189, 63%, 86%)OKLCH
oklch(77.1% 0.108 210.6)CMYK
cmyk(63%, 9%, 0%, 14%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51C7DB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.99:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text10.54:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51C7DB based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51C7DB, useful for hover states, backgrounds, and text variants.