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#8cff21

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

RGB
140, 255, 33
HSL
91°, 100%, 57%
CMYK
45, 0, 87, 0
Luminance
0.7721

Every format

HEX#8cff21
RGBrgb(140, 255, 33)
HSLhsl(91, 100%, 57%)
CMYKcmyk(45%, 0%, 87%, 0%)
LABlab(90.4 -63.7 82.8)
LCHlch(90.4 104.5 127.6)
OKLCHoklch(0.896 0.254 134.9)

Copy-ready code

/* CSS */
color: #8cff21;
background-color: #8cff21;
/* Tailwind (arbitrary) */
class="text-[#8cff21] bg-[#8cff21]"
/* SCSS */
$brand: #8cff21;
/* SwiftUI */
Color(red: 0.549, green: 1.000, blue: 0.129)
/* Android */
Color.parseColor("#8cff21")

Accessibility — WCAG contrast

Aa
#8cff21 on white: 1.28:1
AA ✗ fail · AA-large · AAA
Aa
#8cff21 on black: 16.44:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red54.9%
Green100.0%
Blue12.9%

CMYK percentages

Cyan45.1%
Magenta0.0%
Yellow87.1%
Key (black)0.0%

Color previews

#8cff21 text on a black background

contrast 16.44:1

Card sample

#8cff21 text on a white background

contrast 1.28:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #8cff21;
Background color
Panel with #8cff21 background
background-color: #8cff21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #8cff21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(140, 255, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(140, 255, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #8cff21;
background: linear-gradient(135deg, #8cff21, #21FF4A);

Monochromatic scale

Palettes built from #8cff21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #8cff21 in the Color Lab