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#4df3c1

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

RGB
77, 243, 193
HSL
162°, 87%, 63%
CMYK
68, 0, 21, 5
Luminance
0.6953

Every format

HEX#4df3c1
RGBrgb(77, 243, 193)
HSLhsl(162, 87%, 63%)
CMYKcmyk(68%, 0%, 21%, 5%)
LABlab(86.8 -54.0 11.8)
LCHlch(86.8 55.3 167.6)
OKLCHoklch(0.867 0.153 168.6)

Copy-ready code

/* CSS */
color: #4df3c1;
background-color: #4df3c1;
/* Tailwind (arbitrary) */
class="text-[#4df3c1] bg-[#4df3c1]"
/* SCSS */
$brand: #4df3c1;
/* SwiftUI */
Color(red: 0.302, green: 0.953, blue: 0.757)
/* Android */
Color.parseColor("#4df3c1")

Accessibility — WCAG contrast

Aa
#4df3c1 on white: 1.41:1
AA ✗ fail · AA-large · AAA
Aa
#4df3c1 on black: 14.91:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red30.2%
Green95.3%
Blue75.7%

CMYK percentages

Cyan68.3%
Magenta0.0%
Yellow20.6%
Key (black)4.7%

Color previews

#4df3c1 text on a black background

contrast 14.91:1

Card sample

#4df3c1 text on a white background

contrast 1.41:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4df3c1;
Background color
Panel with #4df3c1 background
background-color: #4df3c1;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4df3c1;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(77, 243, 193, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 243, 193, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df3c1;
background: linear-gradient(135deg, #4df3c1, #4DB6F3);

Monochromatic scale

Palettes built from #4df3c1

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #4df3c1 in the Color Lab