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#acef40

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

RGB
172, 239, 64
HSL
83°, 85%, 59%
CMYK
28, 0, 73, 6
Luminance
0.7087

Every format

HEX#acef40
RGBrgb(172, 239, 64)
HSLhsl(83, 85%, 59%)
CMYKcmyk(28%, 0%, 73%, 6%)
LABlab(87.4 -45.4 72.9)
LCHlch(87.4 85.9 121.9)
OKLCHoklch(0.876 0.208 128.6)

Copy-ready code

/* CSS */
color: #acef40;
background-color: #acef40;
/* Tailwind (arbitrary) */
class="text-[#acef40] bg-[#acef40]"
/* SCSS */
$brand: #acef40;
/* SwiftUI */
Color(red: 0.675, green: 0.937, blue: 0.251)
/* Android */
Color.parseColor("#acef40")

Accessibility — WCAG contrast

Aa
#acef40 on white: 1.38:1
AA ✗ fail · AA-large · AAA
Aa
#acef40 on black: 15.17:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red67.5%
Green93.7%
Blue25.1%

CMYK percentages

Cyan28.0%
Magenta0.0%
Yellow73.2%
Key (black)6.3%

Color previews

#acef40 text on a black background

contrast 15.17:1

Card sample

#acef40 text on a white background

contrast 1.38:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #acef40;
Background color
Panel with #acef40 background
background-color: #acef40;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #acef40;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(172, 239, 64, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 239, 64, 0.45);
Border & gradient
Gradient panel
border: 3px solid #acef40;
background: linear-gradient(135deg, #acef40, #40EF49);

Monochromatic scale

Palettes built from #acef40

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #acef40 in the Color Lab