#51C8FB Color
#51C8FB is rgb(81, 200, 251) in RGB and hsl(198, 96%, 65%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.
#51C8FB
HEX
#51C8FBRGB
rgb(81, 200, 251)HSL
hsl(198, 96%, 65%)HSV
hsv(198, 68%, 98%)OKLCH
oklch(78.6% 0.127 229.9)CMYK
cmyk(68%, 20%, 0%, 2%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51C8FB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.91:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51C8FB based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51C8FB, useful for hover states, backgrounds, and text variants.