#51B3EC Color
#51B3EC is rgb(81, 179, 236) in RGB and hsl(202, 80%, 62%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#51B3EC
HEX
#51B3ECRGB
rgb(81, 179, 236)HSL
hsl(202, 80%, 62%)HSV
hsv(202, 66%, 93%)OKLCH
oklch(73.2% 0.123 237.4)CMYK
cmyk(66%, 24%, 0%, 7%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51B3EC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.33:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text9.01:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51B3EC based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51B3EC, useful for hover states, backgrounds, and text variants.