#0f3fd8
a balanced, electric blue · warm · closest name: slateblue
RGB
15, 63, 216
HSL
226°, 87%, 45%
CMYK
93, 71, 0, 15
Luminance
0.0861
Every format
| HEX | #0f3fd8 |
| RGB | rgb(15, 63, 216) |
| HSL | hsl(226, 87%, 45%) |
| CMYK | cmyk(93%, 71%, 0%, 15%) |
| LAB | lab(35.2 45.5 -80.8) |
| LCH | lch(35.2 92.8 299.4) |
| OKLCH | oklch(0.460 0.236 264.4) |
Copy-ready code
/* CSS */
color: #0f3fd8;
background-color: #0f3fd8;
/* Tailwind (arbitrary) */
class="text-[#0f3fd8] bg-[#0f3fd8]"
/* SCSS */
$brand: #0f3fd8;
/* SwiftUI */
Color(red: 0.059, green: 0.247, blue: 0.847)
/* Android */
Color.parseColor("#0f3fd8")Accessibility — WCAG contrast
Aa
#0f3fd8 on white: 7.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0f3fd8 on black: 2.72:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red5.9%
Green24.7%
Blue84.7%
CMYK percentages
Cyan93.1%
Magenta70.8%
Yellow0.0%
Key (black)15.3%
Color previews
#0f3fd8 text on a black background
contrast 2.72:1
Card sample
#0f3fd8 text on a white background
contrast 7.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0f3fd8;
Background color
Panel with #0f3fd8 background
background-color: #0f3fd8;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0f3fd8;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(15, 63, 216, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(15, 63, 216, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0f3fd8; background: linear-gradient(135deg, #0f3fd8, #650FD8);