#51BFD2 Color

#51BFD2 is rgb(81, 191, 210) in RGB and hsl(189, 59%, 57%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#51BFD2

HEX#51BFD2

RGBrgb(81, 191, 210)

HSLhsl(189, 59%, 57%)

HSVhsv(189, 61%, 82%)

OKLCHoklch(74.9% 0.103 210.7)

CMYKcmyk(61%, 9%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #51BFD2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.16:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text9.73:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #51BFD2 based on color wheel relationships. Click any swatch for its full breakdown.

Base#51BFD2 Complementary#D26451 Analogous#51D2A5 Analogous#517ED2 Triadic#D251BF Triadic#BFD251

Tints & Shades

Lighter tints and darker shades of #51BFD2, useful for hover states, backgrounds, and text variants.

Tints

#69C8D8 #81D1DF #9ADAE5 #AEE1EA #C6EAF0 #DFF3F7

Shades

#33B1C7 #2C97AA #247B8A #1C616D #14444D #0D2B31

Use #51BFD2 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex