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#cff039

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

RGB
207, 240, 57
HSL
71°, 86%, 58%
CMYK
14, 0, 76, 6
Luminance
0.7588

Every format

HEX#cff039
RGBrgb(207, 240, 57)
HSLhsl(71, 86%, 58%)
CMYKcmyk(14%, 0%, 76%, 6%)
LABlab(89.8 -32.9 78.0)
LCHlch(89.8 84.7 112.8)
OKLCHoklch(0.901 0.197 119.8)

Copy-ready code

/* CSS */
color: #cff039;
background-color: #cff039;
/* Tailwind (arbitrary) */
class="text-[#cff039] bg-[#cff039]"
/* SCSS */
$brand: #cff039;
/* SwiftUI */
Color(red: 0.812, green: 0.941, blue: 0.224)
/* Android */
Color.parseColor("#cff039")

Accessibility — WCAG contrast

Aa
#cff039 on white: 1.30:1
AA ✗ fail · AA-large · AAA
Aa
#cff039 on black: 16.18:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red81.2%
Green94.1%
Blue22.4%

CMYK percentages

Cyan13.7%
Magenta0.0%
Yellow76.3%
Key (black)5.9%

Color previews

#cff039 text on a black background

contrast 16.18:1

Card sample

#cff039 text on a white background

contrast 1.30:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #cff039;
Background color
Panel with #cff039 background
background-color: #cff039;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #cff039;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(207, 240, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(207, 240, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cff039;
background: linear-gradient(135deg, #cff039, #55F039);

Monochromatic scale

Palettes built from #cff039

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #cff039 in the Color Lab