#0b55ff
a balanced, electric blue · cool · closest name: royalblue
RGB
11, 85, 255
HSL
222°, 100%, 52%
CMYK
96, 67, 0, 0
Luminance
0.1379
Every format
| HEX | #0b55ff |
| RGB | rgb(11, 85, 255) |
| HSL | hsl(222, 100%, 52%) |
| CMYK | cmyk(96%, 67%, 0%, 0%) |
| LAB | lab(43.9 46.0 -88.5) |
| LCH | lch(43.9 99.8 297.5) |
| OKLCH | oklch(0.534 0.259 263.1) |
Copy-ready code
/* CSS */
color: #0b55ff;
background-color: #0b55ff;
/* Tailwind (arbitrary) */
class="text-[#0b55ff] bg-[#0b55ff]"
/* SCSS */
$brand: #0b55ff;
/* SwiftUI */
Color(red: 0.043, green: 0.333, blue: 1.000)
/* Android */
Color.parseColor("#0b55ff")Accessibility — WCAG contrast
Aa
#0b55ff on white: 5.59:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0b55ff on black: 3.76:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green33.3%
Blue100.0%
CMYK percentages
Cyan95.7%
Magenta66.7%
Yellow0.0%
Key (black)0.0%
Color previews
#0b55ff text on a black background
contrast 3.76:1
Card sample
#0b55ff text on a white background
contrast 5.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b55ff;
Background color
Panel with #0b55ff background
background-color: #0b55ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b55ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 85, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 85, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b55ff; background: linear-gradient(135deg, #0b55ff, #640BFF);