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#acff09

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

RGB
172, 255, 9
HSL
80°, 100%, 52%
CMYK
33, 0, 97, 0
Luminance
0.8031

Every format

HEX#acff09
RGBrgb(172, 255, 9)
HSLhsl(80, 100%, 52%)
CMYKcmyk(33%, 0%, 97%, 0%)
LABlab(91.8 -53.7 87.5)
LCHlch(91.8 102.6 121.5)
OKLCHoklch(0.912 0.243 129.6)

Copy-ready code

/* CSS */
color: #acff09;
background-color: #acff09;
/* Tailwind (arbitrary) */
class="text-[#acff09] bg-[#acff09]"
/* SCSS */
$brand: #acff09;
/* SwiftUI */
Color(red: 0.675, green: 1.000, blue: 0.035)
/* Android */
Color.parseColor("#acff09")

Accessibility — WCAG contrast

Aa
#acff09 on white: 1.23:1
AA ✗ fail · AA-large · AAA
Aa
#acff09 on black: 17.06:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red67.5%
Green100.0%
Blue3.5%

CMYK percentages

Cyan32.5%
Magenta0.0%
Yellow96.5%
Key (black)0.0%

Color previews

#acff09 text on a black background

contrast 17.06:1

Card sample

#acff09 text on a white background

contrast 1.23:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #acff09;
Background color
Panel with #acff09 background
background-color: #acff09;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #acff09;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(172, 255, 9, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 255, 9, 0.45);
Border & gradient
Gradient panel
border: 3px solid #acff09;
background: linear-gradient(135deg, #acff09, #09FF0A);

Monochromatic scale

Palettes built from #acff09

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #acff09 in the Color Lab