#186cd3
a balanced, electric blue · cool · closest name: royalblue
RGB
24, 108, 211
HSL
213°, 80%, 46%
CMYK
89, 49, 0, 17
Luminance
0.1562
Every format
| HEX | #186cd3 |
| RGB | rgb(24, 108, 211) |
| HSL | hsl(213, 80%, 46%) |
| CMYK | cmyk(89%, 49%, 0%, 17%) |
| LAB | lab(46.5 15.1 -59.6) |
| LCH | lch(46.5 61.5 284.3) |
| OKLCH | oklch(0.543 0.176 256.8) |
Copy-ready code
/* CSS */
color: #186cd3;
background-color: #186cd3;
/* Tailwind (arbitrary) */
class="text-[#186cd3] bg-[#186cd3]"
/* SCSS */
$brand: #186cd3;
/* SwiftUI */
Color(red: 0.094, green: 0.424, blue: 0.827)
/* Android */
Color.parseColor("#186cd3")Accessibility — WCAG contrast
Aa
#186cd3 on white: 5.09:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#186cd3 on black: 4.12:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green42.4%
Blue82.7%
CMYK percentages
Cyan88.6%
Magenta48.8%
Yellow0.0%
Key (black)17.3%
Color previews
#186cd3 text on a black background
contrast 4.12:1
Card sample
#186cd3 text on a white background
contrast 5.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #186cd3;
Background color
Panel with #186cd3 background
background-color: #186cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #186cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 108, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 108, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #186cd3; background: linear-gradient(135deg, #186cd3, #4118D3);