#51A7D2 Color
#51A7D2 is rgb(81, 167, 210) in RGB and hsl(200, 59%, 57%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#51A7D2
HEX
#51A7D2RGB
rgb(81, 167, 210)HSL
hsl(200, 59%, 57%)HSV
hsv(200, 61%, 82%)OKLCH
oklch(69.3% 0.104 232.8)CMYK
cmyk(61%, 20%, 0%, 18%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51A7D2 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 text7.81:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51A7D2 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51A7D2, useful for hover states, backgrounds, and text variants.