#0c59df
a balanced, electric blue · cool · closest name: royalblue
RGB
12, 89, 223
HSL
218°, 90%, 46%
CMYK
95, 60, 0, 13
Luminance
0.1255
Every format
| HEX | #0c59df |
| RGB | rgb(12, 89, 223) |
| HSL | hsl(218, 90%, 46%) |
| CMYK | cmyk(95%, 60%, 0%, 13%) |
| LAB | lab(42.1 31.6 -73.6) |
| LCH | lch(42.1 80.1 293.2) |
| OKLCH | oklch(0.512 0.216 261.4) |
Copy-ready code
/* CSS */
color: #0c59df;
background-color: #0c59df;
/* Tailwind (arbitrary) */
class="text-[#0c59df] bg-[#0c59df]"
/* SCSS */
$brand: #0c59df;
/* SwiftUI */
Color(red: 0.047, green: 0.349, blue: 0.875)
/* Android */
Color.parseColor("#0c59df")Accessibility — WCAG contrast
Aa
#0c59df on white: 5.98:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0c59df on black: 3.51:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.7%
Green34.9%
Blue87.5%
CMYK percentages
Cyan94.6%
Magenta60.1%
Yellow0.0%
Key (black)12.5%
Color previews
#0c59df text on a black background
contrast 3.51:1
Card sample
#0c59df text on a white background
contrast 5.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0c59df;
Background color
Panel with #0c59df background
background-color: #0c59df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0c59df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(12, 89, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(12, 89, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0c59df; background: linear-gradient(135deg, #0c59df, #4C0CDF);