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#64ef1f

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

RGB
100, 239, 31
HSL
100°, 87%, 53%
CMYK
58, 0, 87, 6
Luminance
0.6454

Every format

HEX#64ef1f
RGBrgb(100, 239, 31)
HSLhsl(100, 87%, 53%)
CMYKcmyk(58%, 0%, 87%, 6%)
LABlab(84.3 -69.1 77.4)
LCHlch(84.3 103.7 131.8)
OKLCHoklch(0.842 0.255 138.6)

Copy-ready code

/* CSS */
color: #64ef1f;
background-color: #64ef1f;
/* Tailwind (arbitrary) */
class="text-[#64ef1f] bg-[#64ef1f]"
/* SCSS */
$brand: #64ef1f;
/* SwiftUI */
Color(red: 0.392, green: 0.937, blue: 0.122)
/* Android */
Color.parseColor("#64ef1f")

Accessibility — WCAG contrast

Aa
#64ef1f on white: 1.51:1
AA ✗ fail · AA-large · AAA
Aa
#64ef1f on black: 13.91:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red39.2%
Green93.7%
Blue12.2%

CMYK percentages

Cyan58.2%
Magenta0.0%
Yellow87.0%
Key (black)6.3%

Color previews

#64ef1f text on a black background

contrast 13.91:1

Card sample

#64ef1f text on a white background

contrast 1.51:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #64ef1f;
Background color
Panel with #64ef1f background
background-color: #64ef1f;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #64ef1f;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(100, 239, 31, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 239, 31, 0.45);
Border & gradient
Gradient panel
border: 3px solid #64ef1f;
background: linear-gradient(135deg, #64ef1f, #1FEF65);

Monochromatic scale

Palettes built from #64ef1f

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #64ef1f in the Color Lab