#40D8DD Color

#40D8DD is rgb(64, 216, 221) in RGB and hsl(182, 70%, 56%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.

#40D8DD

HEX#40D8DD

RGBrgb(64, 216, 221)

HSLhsl(182, 70%, 56%)

HSVhsv(182, 71%, 87%)

OKLCHoklch(80.7% 0.123 198.3)

CMYKcmyk(71%, 2%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #40D8DD background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.74:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text12.08:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #40D8DD based on color wheel relationships. Click any swatch for its full breakdown.

Base#40D8DD Complementary#DD4540 Analogous#40DD94 Analogous#408ADD Triadic#DD40D8 Triadic#D8DD40

Tints & Shades

Lighter tints and darker shades of #40D8DD, useful for hover states, backgrounds, and text variants.

Tints

#5ADDE2 #74E3E7 #8EE8EB #A8EDF0 #C2F3F4 #DCF8F9

Shades

#25CFD4 #1FADB2 #1A8F93 #146E71 #0F5052 #082E30

Use #40D8DD in Our Tools

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