#04ade4
a balanced, electric cyan · cool · closest name: steelblue
RGB
4, 173, 228
HSL
195°, 97%, 46%
CMYK
98, 24, 0, 11
Luminance
0.3551
Every format
| HEX | #04ade4 |
| RGB | rgb(4, 173, 228) |
| HSL | hsl(195, 97%, 46%) |
| CMYK | cmyk(98%, 24%, 0%, 11%) |
| LAB | lab(66.1 -17.5 -37.9) |
| LCH | lch(66.1 41.7 245.2) |
| OKLCH | oklch(0.700 0.139 230.2) |
Copy-ready code
/* CSS */
color: #04ade4;
background-color: #04ade4;
/* Tailwind (arbitrary) */
class="text-[#04ade4] bg-[#04ade4]"
/* SCSS */
$brand: #04ade4;
/* SwiftUI */
Color(red: 0.016, green: 0.678, blue: 0.894)
/* Android */
Color.parseColor("#04ade4")Accessibility — WCAG contrast
Aa
#04ade4 on white: 2.59:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#04ade4 on black: 8.10:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green67.8%
Blue89.4%
CMYK percentages
Cyan98.2%
Magenta24.1%
Yellow0.0%
Key (black)10.6%
Color previews
#04ade4 text on a black background
contrast 8.10:1
Card sample
#04ade4 text on a white background
contrast 2.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #04ade4;
Background color
Panel with #04ade4 background
background-color: #04ade4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #04ade4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 173, 228, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 173, 228, 0.45);
Border & gradient
Gradient panel
border: 3px solid #04ade4; background: linear-gradient(135deg, #04ade4, #0418E4);