#138cd3
a balanced, electric blue · cool · closest name: steelblue
RGB
19, 140, 211
HSL
202°, 84%, 45%
CMYK
91, 34, 0, 17
Luminance
0.2360
Every format
| HEX | #138cd3 |
| RGB | rgb(19, 140, 211) |
| HSL | hsl(202, 84%, 45%) |
| CMYK | cmyk(91%, 34%, 0%, 17%) |
| LAB | lab(55.7 -4.8 -44.9) |
| LCH | lch(55.7 45.1 263.9) |
| OKLCH | oklch(0.615 0.143 242.9) |
Copy-ready code
/* CSS */
color: #138cd3;
background-color: #138cd3;
/* Tailwind (arbitrary) */
class="text-[#138cd3] bg-[#138cd3]"
/* SCSS */
$brand: #138cd3;
/* SwiftUI */
Color(red: 0.075, green: 0.549, blue: 0.827)
/* Android */
Color.parseColor("#138cd3")Accessibility — WCAG contrast
Aa
#138cd3 on white: 3.67:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#138cd3 on black: 5.72:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.5%
Green54.9%
Blue82.7%
CMYK percentages
Cyan91.0%
Magenta33.6%
Yellow0.0%
Key (black)17.3%
Color previews
#138cd3 text on a black background
contrast 5.72:1
Card sample
#138cd3 text on a white background
contrast 3.67:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #138cd3;
Background color
Panel with #138cd3 background
background-color: #138cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #138cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(19, 140, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(19, 140, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #138cd3; background: linear-gradient(135deg, #138cd3, #1A13D3);