#3371eb
a balanced, electric blue · cool · closest name: royalblue
RGB
51, 113, 235
HSL
220°, 82%, 56%
CMYK
78, 52, 0, 8
Luminance
0.1851
Every format
| HEX | #3371eb |
| RGB | rgb(51, 113, 235) |
| HSL | hsl(220, 82%, 56%) |
| CMYK | cmyk(78%, 52%, 0%, 8%) |
| LAB | lab(50.1 23.3 -67.2) |
| LCH | lch(50.1 71.1 289.1) |
| OKLCH | oklch(0.578 0.196 262.0) |
Copy-ready code
/* CSS */
color: #3371eb;
background-color: #3371eb;
/* Tailwind (arbitrary) */
class="text-[#3371eb] bg-[#3371eb]"
/* SCSS */
$brand: #3371eb;
/* SwiftUI */
Color(red: 0.200, green: 0.443, blue: 0.922)
/* Android */
Color.parseColor("#3371eb")Accessibility — WCAG contrast
Aa
#3371eb on white: 4.47:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3371eb on black: 4.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green44.3%
Blue92.2%
CMYK percentages
Cyan78.3%
Magenta51.9%
Yellow0.0%
Key (black)7.8%
Color previews
#3371eb text on a black background
contrast 4.70:1
Card sample
#3371eb text on a white background
contrast 4.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3371eb;
Background color
Panel with #3371eb background
background-color: #3371eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3371eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 113, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 113, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3371eb; background: linear-gradient(135deg, #3371eb, #7033EB);