#51EFF5 Color

#51EFF5 is rgb(81, 239, 245) in RGB and hsl(182, 89%, 64%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.

#51EFF5
HEX#51EFF5
RGBrgb(81, 239, 245)
HSLhsl(182, 89%, 64%)
HSVhsv(182, 67%, 96%)
OKLCHoklch(87.4% 0.129 198.7)
CMYKcmyk(67%, 2%, 0%, 4%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #51EFF5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.4:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.01:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #51EFF5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#51EFF5Complementary#F55751Analogous#51F5A9Analogous#519EF5Triadic#F551EFTriadic#EFF551

Tints & Shades

Lighter tints and darker shades of #51EFF5, useful for hover states, backgrounds, and text variants.

Use #51EFF5 in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex