#51A3EC Color
#51A3EC is rgb(81, 163, 236) in RGB and hsl(208, 80%, 62%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#51A3EC
HEX
#51A3ECRGB
rgb(81, 163, 236)HSL
hsl(208, 80%, 62%)HSV
hsv(208, 66%, 93%)OKLCH
oklch(69.6% 0.134 247.9)CMYK
cmyk(66%, 31%, 0%, 7%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51A3EC background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.69:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text7.8:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51A3EC based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51A3EC, useful for hover states, backgrounds, and text variants.