#c5f821
a balanced, electric green · cool · closest name: yellow
RGB
197, 248, 33
HSL
74°, 94%, 55%
CMYK
21, 0, 87, 3
Luminance
0.7911
Every format
| HEX | #c5f821 |
| RGB | rgb(197, 248, 33) |
| HSL | hsl(74, 94%, 55%) |
| CMYK | cmyk(21%, 0%, 87%, 3%) |
| LAB | lab(91.3 -41.1 84.7) |
| LCH | lch(91.3 94.2 115.9) |
| OKLCH | oklch(0.911 0.219 123.7) |
Copy-ready code
/* CSS */
color: #c5f821;
background-color: #c5f821;
/* Tailwind (arbitrary) */
class="text-[#c5f821] bg-[#c5f821]"
/* SCSS */
$brand: #c5f821;
/* SwiftUI */
Color(red: 0.773, green: 0.973, blue: 0.129)
/* Android */
Color.parseColor("#c5f821")Accessibility — WCAG contrast
Aa
#c5f821 on white: 1.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#c5f821 on black: 16.82:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red77.3%
Green97.3%
Blue12.9%
CMYK percentages
Cyan20.6%
Magenta0.0%
Yellow86.7%
Key (black)2.7%
Color previews
#c5f821 text on a black background
contrast 16.82:1
Card sample
#c5f821 text on a white background
contrast 1.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c5f821;
Background color
Panel with #c5f821 background
background-color: #c5f821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c5f821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(197, 248, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(197, 248, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c5f821; background: linear-gradient(135deg, #c5f821, #36F821);