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#addc21

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

RGB
173, 220, 33
HSL
75°, 74%, 50%
CMYK
21, 0, 85, 14
Luminance
0.6018

Every format

HEX#addc21
RGBrgb(173, 220, 33)
HSLhsl(75, 74%, 50%)
CMYKcmyk(21%, 0%, 85%, 14%)
LABlab(81.9 -38.0 76.3)
LCHlch(81.9 85.3 116.5)
OKLCHoklch(0.831 0.199 124.1)

Copy-ready code

/* CSS */
color: #addc21;
background-color: #addc21;
/* Tailwind (arbitrary) */
class="text-[#addc21] bg-[#addc21]"
/* SCSS */
$brand: #addc21;
/* SwiftUI */
Color(red: 0.678, green: 0.863, blue: 0.129)
/* Android */
Color.parseColor("#addc21")

Accessibility — WCAG contrast

Aa
#addc21 on white: 1.61:1
AA ✗ fail · AA-large · AAA
Aa
#addc21 on black: 13.04:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red67.8%
Green86.3%
Blue12.9%

CMYK percentages

Cyan21.4%
Magenta0.0%
Yellow85.0%
Key (black)13.7%

Color previews

#addc21 text on a black background

contrast 13.04:1

Card sample

#addc21 text on a white background

contrast 1.61:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #addc21;
Background color
Panel with #addc21 background
background-color: #addc21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #addc21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(173, 220, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 220, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #addc21;
background: linear-gradient(135deg, #addc21, #30DC21);

Monochromatic scale

Palettes built from #addc21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #addc21 in the Color Lab