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#4defdc

a balanced, electric cyan · cool · closest name: turquoise

RGB
77, 239, 220
HSL
173°, 84%, 62%
CMYK
68, 0, 8, 6
Luminance
0.6848

Every format

HEX#4defdc
RGBrgb(77, 239, 220)
HSLhsl(173, 84%, 62%)
CMYKcmyk(68%, 0%, 8%, 6%)
LABlab(86.2 -45.8 -3.0)
LCHlch(86.2 45.9 183.8)
OKLCHoklch(0.865 0.135 183.8)

Copy-ready code

/* CSS */
color: #4defdc;
background-color: #4defdc;
/* Tailwind (arbitrary) */
class="text-[#4defdc] bg-[#4defdc]"
/* SCSS */
$brand: #4defdc;
/* SwiftUI */
Color(red: 0.302, green: 0.937, blue: 0.863)
/* Android */
Color.parseColor("#4defdc")

Accessibility — WCAG contrast

Aa
#4defdc on white: 1.43:1
AA ✗ fail · AA-large · AAA
Aa
#4defdc on black: 14.70:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red30.2%
Green93.7%
Blue86.3%

CMYK percentages

Cyan67.8%
Magenta0.0%
Yellow7.9%
Key (black)6.3%

Color previews

#4defdc text on a black background

contrast 14.70:1

Card sample

#4defdc text on a white background

contrast 1.43:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4defdc;
Background color
Panel with #4defdc background
background-color: #4defdc;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4defdc;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(77, 239, 220, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 239, 220, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4defdc;
background: linear-gradient(135deg, #4defdc, #4D96EF);

Monochromatic scale

Palettes built from #4defdc

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #4defdc in the Color Lab