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#b2df21

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

RGB
178, 223, 33
HSL
74°, 75%, 50%
CMYK
20, 0, 85, 13
Luminance
0.6235

Every format

HEX#b2df21
RGBrgb(178, 223, 33)
HSLhsl(74, 75%, 50%)
CMYKcmyk(20%, 0%, 85%, 13%)
LABlab(83.1 -37.4 77.4)
LCHlch(83.1 86.0 115.8)
OKLCHoklch(0.842 0.200 123.4)

Copy-ready code

/* CSS */
color: #b2df21;
background-color: #b2df21;
/* Tailwind (arbitrary) */
class="text-[#b2df21] bg-[#b2df21]"
/* SCSS */
$brand: #b2df21;
/* SwiftUI */
Color(red: 0.698, green: 0.875, blue: 0.129)
/* Android */
Color.parseColor("#b2df21")

Accessibility — WCAG contrast

Aa
#b2df21 on white: 1.56:1
AA ✗ fail · AA-large · AAA
Aa
#b2df21 on black: 13.47:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red69.8%
Green87.5%
Blue12.9%

CMYK percentages

Cyan20.2%
Magenta0.0%
Yellow85.2%
Key (black)12.5%

Color previews

#b2df21 text on a black background

contrast 13.47:1

Card sample

#b2df21 text on a white background

contrast 1.56:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #b2df21;
Background color
Panel with #b2df21 background
background-color: #b2df21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #b2df21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(178, 223, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(178, 223, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b2df21;
background: linear-gradient(135deg, #b2df21, #33DF21);

Monochromatic scale

Palettes built from #b2df21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #b2df21 in the Color Lab