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#3fe397

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

RGB
63, 227, 151
HSL
152°, 75%, 57%
CMYK
72, 0, 34, 11
Luminance
0.5823

Every format

HEX#3fe397
RGBrgb(63, 227, 151)
HSLhsl(152, 75%, 57%)
CMYKcmyk(72%, 0%, 34%, 11%)
LABlab(80.9 -58.8 25.4)
LCHlch(80.9 64.0 156.6)
OKLCHoklch(0.815 0.172 158.1)

Copy-ready code

/* CSS */
color: #3fe397;
background-color: #3fe397;
/* Tailwind (arbitrary) */
class="text-[#3fe397] bg-[#3fe397]"
/* SCSS */
$brand: #3fe397;
/* SwiftUI */
Color(red: 0.247, green: 0.890, blue: 0.592)
/* Android */
Color.parseColor("#3fe397")

Accessibility — WCAG contrast

Aa
#3fe397 on white: 1.66:1
AA ✗ fail · AA-large · AAA
Aa
#3fe397 on black: 12.65:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red24.7%
Green89.0%
Blue59.2%

CMYK percentages

Cyan72.2%
Magenta0.0%
Yellow33.5%
Key (black)11.0%

Color previews

#3fe397 text on a black background

contrast 12.65:1

Card sample

#3fe397 text on a white background

contrast 1.66:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #3fe397;
Background color
Panel with #3fe397 background
background-color: #3fe397;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #3fe397;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(63, 227, 151, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 227, 151, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fe397;
background: linear-gradient(135deg, #3fe397, #3FC2E3);

Monochromatic scale

Palettes built from #3fe397

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #3fe397 in the Color Lab