#51D5E6 Color

#51D5E6 is rgb(81, 213, 230) in RGB and hsl(187, 75%, 61%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#51D5E6

HEX#51D5E6

RGBrgb(81, 213, 230)

HSLhsl(187, 75%, 61%)

HSVhsv(187, 65%, 90%)

OKLCHoklch(80.8% 0.115 207.2)

CMYKcmyk(65%, 7%, 0%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #51D5E6 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.75:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text12.01:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #51D5E6 based on color wheel relationships. Click any swatch for its full breakdown.

Base#51D5E6 Complementary#E66251 Analogous#51E6AD Analogous#518AE6 Triadic#E651D5 Triadic#D5E651

Tints & Shades

Lighter tints and darker shades of #51D5E6, useful for hover states, backgrounds, and text variants.

Tints

#67DAE9 #82E1ED #98E6F0 #AFEBF4 #C5F1F7 #E0F7FB

Shades

#2DCCE1 #1DB5C9 #1895A5 #12707D #0D5059 #083036

Use #51D5E6 in Our Tools

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