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#cdff01

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

RGB
205, 255, 1
HSL
72°, 100%, 50%
CMYK
20, 0, 100, 0
Luminance
0.8450

Every format

HEX#cdff01
RGBrgb(205, 255, 1)
HSLhsl(72, 100%, 50%)
CMYKcmyk(20%, 0%, 100%, 0%)
LABlab(93.7 -41.5 90.3)
LCHlch(93.7 99.4 114.7)
OKLCHoklch(0.931 0.228 122.9)

Copy-ready code

/* CSS */
color: #cdff01;
background-color: #cdff01;
/* Tailwind (arbitrary) */
class="text-[#cdff01] bg-[#cdff01]"
/* SCSS */
$brand: #cdff01;
/* SwiftUI */
Color(red: 0.804, green: 1.000, blue: 0.004)
/* Android */
Color.parseColor("#cdff01")

Accessibility — WCAG contrast

Aa
#cdff01 on white: 1.17:1
AA ✗ fail · AA-large · AAA
Aa
#cdff01 on black: 17.90:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red80.4%
Green100.0%
Blue0.4%

CMYK percentages

Cyan19.6%
Magenta0.0%
Yellow99.6%
Key (black)0.0%

Color previews

#cdff01 text on a black background

contrast 17.90:1

Card sample

#cdff01 text on a white background

contrast 1.17:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #cdff01;
Background color
Panel with #cdff01 background
background-color: #cdff01;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #cdff01;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(205, 255, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(205, 255, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cdff01;
background: linear-gradient(135deg, #cdff01, #24FF01);

Monochromatic scale

Palettes built from #cdff01

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #cdff01 in the Color Lab