#376bdf
a balanced, vivid blue · cool · closest name: royalblue
RGB
55, 107, 223
HSL
221°, 72%, 55%
CMYK
75, 52, 0, 13
Luminance
0.1666
Every format
| HEX | #376bdf |
| RGB | rgb(55, 107, 223) |
| HSL | hsl(221, 72%, 55%) |
| CMYK | cmyk(75%, 52%, 0%, 13%) |
| LAB | lab(47.8 23.0 -64.2) |
| LCH | lch(47.8 68.2 289.8) |
| OKLCH | oklch(0.558 0.186 263.4) |
Copy-ready code
/* CSS */
color: #376bdf;
background-color: #376bdf;
/* Tailwind (arbitrary) */
class="text-[#376bdf] bg-[#376bdf]"
/* SCSS */
$brand: #376bdf;
/* SwiftUI */
Color(red: 0.216, green: 0.420, blue: 0.875)
/* Android */
Color.parseColor("#376bdf")Accessibility — WCAG contrast
Aa
#376bdf on white: 4.85:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#376bdf on black: 4.33:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green42.0%
Blue87.5%
CMYK percentages
Cyan75.3%
Magenta52.0%
Yellow0.0%
Key (black)12.5%
Color previews
#376bdf text on a black background
contrast 4.33:1
Card sample
#376bdf text on a white background
contrast 4.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #376bdf;
Background color
Panel with #376bdf background
background-color: #376bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #376bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 107, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 107, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #376bdf; background: linear-gradient(135deg, #376bdf, #7337DF);