#133df4
a balanced, electric blue · warm · closest name: blue
RGB
19, 61, 244
HSL
229°, 91%, 52%
CMYK
92, 75, 0, 4
Luminance
0.1001
Every format
| HEX | #133df4 |
| RGB | rgb(19, 61, 244) |
| HSL | hsl(229, 91%, 52%) |
| CMYK | cmyk(92%, 75%, 0%, 4%) |
| LAB | lab(37.9 56.4 -92.4) |
| LCH | lch(37.9 108.3 301.4) |
| OKLCH | oklch(0.487 0.269 265.0) |
Copy-ready code
/* CSS */
color: #133df4;
background-color: #133df4;
/* Tailwind (arbitrary) */
class="text-[#133df4] bg-[#133df4]"
/* SCSS */
$brand: #133df4;
/* SwiftUI */
Color(red: 0.075, green: 0.239, blue: 0.957)
/* Android */
Color.parseColor("#133df4")Accessibility — WCAG contrast
Aa
#133df4 on white: 7.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#133df4 on black: 3.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.5%
Green23.9%
Blue95.7%
CMYK percentages
Cyan92.2%
Magenta75.0%
Yellow0.0%
Key (black)4.3%
Color previews
#133df4 text on a black background
contrast 3.00:1
Card sample
#133df4 text on a white background
contrast 7.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #133df4;
Background color
Panel with #133df4 background
background-color: #133df4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #133df4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(19, 61, 244, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(19, 61, 244, 0.45);
Border & gradient
Gradient panel
border: 3px solid #133df4; background: linear-gradient(135deg, #133df4, #7F13F4);