#3333eb
a balanced, electric blue · warm · closest name: blue
RGB
51, 51, 235
HSL
240°, 82%, 56%
CMYK
78, 78, 0, 8
Luminance
0.0907
Every format
| HEX | #3333eb |
| RGB | rgb(51, 51, 235) |
| HSL | hsl(240, 82%, 56%) |
| CMYK | cmyk(78%, 78%, 0%, 8%) |
| LAB | lab(36.1 60.0 -90.2) |
| LCH | lch(36.1 108.3 303.7) |
| OKLCH | oklch(0.475 0.261 270.7) |
Copy-ready code
/* CSS */
color: #3333eb;
background-color: #3333eb;
/* Tailwind (arbitrary) */
class="text-[#3333eb] bg-[#3333eb]"
/* SCSS */
$brand: #3333eb;
/* SwiftUI */
Color(red: 0.200, green: 0.200, blue: 0.922)
/* Android */
Color.parseColor("#3333eb")Accessibility — WCAG contrast
Aa
#3333eb on white: 7.46:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3333eb on black: 2.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green20.0%
Blue92.2%
CMYK percentages
Cyan78.3%
Magenta78.3%
Yellow0.0%
Key (black)7.8%
Color previews
#3333eb text on a black background
contrast 2.81:1
Card sample
#3333eb text on a white background
contrast 7.46:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3333eb;
Background color
Panel with #3333eb background
background-color: #3333eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3333eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 51, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 51, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3333eb; background: linear-gradient(135deg, #3333eb, #AE33EB);