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#c0df21

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

RGB
192, 223, 33
HSL
70°, 75%, 50%
CMYK
14, 0, 85, 13
Luminance
0.6409

Every format

HEX#c0df21
RGBrgb(192, 223, 33)
HSLhsl(70, 75%, 50%)
CMYKcmyk(14%, 0%, 85%, 13%)
LABlab(84.0 -31.8 78.6)
LCHlch(84.0 84.8 112.0)
OKLCHoklch(0.851 0.194 119.5)

Copy-ready code

/* CSS */
color: #c0df21;
background-color: #c0df21;
/* Tailwind (arbitrary) */
class="text-[#c0df21] bg-[#c0df21]"
/* SCSS */
$brand: #c0df21;
/* SwiftUI */
Color(red: 0.753, green: 0.875, blue: 0.129)
/* Android */
Color.parseColor("#c0df21")

Accessibility — WCAG contrast

Aa
#c0df21 on white: 1.52:1
AA ✗ fail · AA-large · AAA
Aa
#c0df21 on black: 13.82:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red75.3%
Green87.5%
Blue12.9%

CMYK percentages

Cyan13.9%
Magenta0.0%
Yellow85.2%
Key (black)12.5%

Color previews

#c0df21 text on a black background

contrast 13.82:1

Card sample

#c0df21 text on a white background

contrast 1.52:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #c0df21;
Background color
Panel with #c0df21 background
background-color: #c0df21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #c0df21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(192, 223, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(192, 223, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c0df21;
background: linear-gradient(135deg, #c0df21, #41DF21);

Monochromatic scale

Palettes built from #c0df21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #c0df21 in the Color Lab