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#adec21

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

RGB
173, 236, 33
HSL
79°, 84%, 53%
CMYK
27, 0, 86, 8
Luminance
0.6898

Every format

HEX#adec21
RGBrgb(173, 236, 33)
HSLhsl(79, 84%, 53%)
CMYKcmyk(27%, 0%, 86%, 8%)
LABlab(86.5 -45.0 80.2)
LCHlch(86.5 91.9 119.3)
OKLCHoklch(0.868 0.217 127.0)

Copy-ready code

/* CSS */
color: #adec21;
background-color: #adec21;
/* Tailwind (arbitrary) */
class="text-[#adec21] bg-[#adec21]"
/* SCSS */
$brand: #adec21;
/* SwiftUI */
Color(red: 0.678, green: 0.925, blue: 0.129)
/* Android */
Color.parseColor("#adec21")

Accessibility — WCAG contrast

Aa
#adec21 on white: 1.42:1
AA ✗ fail · AA-large · AAA
Aa
#adec21 on black: 14.80:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red67.8%
Green92.5%
Blue12.9%

CMYK percentages

Cyan26.7%
Magenta0.0%
Yellow86.0%
Key (black)7.5%

Color previews

#adec21 text on a black background

contrast 14.80:1

Card sample

#adec21 text on a white background

contrast 1.42:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #adec21;
Background color
Panel with #adec21 background
background-color: #adec21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #adec21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(173, 236, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 236, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #adec21;
background: linear-gradient(135deg, #adec21, #26EC21);

Monochromatic scale

Palettes built from #adec21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #adec21 in the Color Lab