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#4dfd99

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

RGB
77, 253, 153
HSL
146°, 98%, 65%
CMYK
70, 0, 40, 1
Luminance
0.7413

Every format

HEX#4dfd99
RGBrgb(77, 253, 153)
HSLhsl(146, 98%, 65%)
CMYKcmyk(70%, 0%, 40%, 1%)
LABlab(89.0 -65.9 35.3)
LCHlch(89.0 74.8 151.8)
OKLCHoklch(0.882 0.198 153.7)

Copy-ready code

/* CSS */
color: #4dfd99;
background-color: #4dfd99;
/* Tailwind (arbitrary) */
class="text-[#4dfd99] bg-[#4dfd99]"
/* SCSS */
$brand: #4dfd99;
/* SwiftUI */
Color(red: 0.302, green: 0.992, blue: 0.600)
/* Android */
Color.parseColor("#4dfd99")

Accessibility — WCAG contrast

Aa
#4dfd99 on white: 1.33:1
AA ✗ fail · AA-large · AAA
Aa
#4dfd99 on black: 15.83:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red30.2%
Green99.2%
Blue60.0%

CMYK percentages

Cyan69.6%
Magenta0.0%
Yellow39.5%
Key (black)0.8%

Color previews

#4dfd99 text on a black background

contrast 15.83:1

Card sample

#4dfd99 text on a white background

contrast 1.33:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4dfd99;
Background color
Panel with #4dfd99 background
background-color: #4dfd99;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4dfd99;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(77, 253, 153, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 253, 153, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4dfd99;
background: linear-gradient(135deg, #4dfd99, #4DECFD);

Monochromatic scale

Palettes built from #4dfd99

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #4dfd99 in the Color Lab