#51D5E1 Color

#51D5E1 is rgb(81, 213, 225) in RGB and hsl(185, 71%, 60%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#51D5E1

HEX#51D5E1

RGBrgb(81, 213, 225)

HSLhsl(185, 71%, 60%)

HSVhsv(185, 64%, 88%)

OKLCHoklch(80.6% 0.114 203.7)

CMYKcmyk(64%, 5%, 0%, 12%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #51D5E1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.76:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.95:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #51D5E1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#51D5E1 Complementary#E15D51 Analogous#51E1A5 Analogous#518DE1 Triadic#E151D5 Triadic#D5E151

Tints & Shades

Lighter tints and darker shades of #51D5E1, useful for hover states, backgrounds, and text variants.

Tints

#66DBE5 #81E1EA #96E6ED #B1ECF2 #C6F1F5 #E0F8FA

Shades

#2ECDDC #21B3C0 #1B929D #15727A #0F5157 #093134

Use #51D5E1 in Our Tools

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