#51A5D2 Color
#51A5D2 is rgb(81, 165, 210) in RGB and hsl(201, 59%, 57%) in HSL. The closest CSS named color is CornflowerBlue. Black text is most readable on this background.
#51A5D2
HEX
#51A5D2RGB
rgb(81, 165, 210)HSL
hsl(201, 59%, 57%)HSV
hsv(201, 61%, 82%)OKLCH
oklch(68.8% 0.105 234.6)CMYK
cmyk(61%, 21%, 0%, 18%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51A5D2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.74:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text7.66:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51A5D2 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51A5D2, useful for hover states, backgrounds, and text variants.