#377cd3
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
55, 124, 211
HSL
214°, 64%, 52%
CMYK
74, 41, 0, 17
Luminance
0.1993
Every format
| HEX | #377cd3 |
| RGB | rgb(55, 124, 211) |
| HSL | hsl(214, 64%, 52%) |
| CMYK | cmyk(74%, 41%, 0%, 17%) |
| LAB | lab(51.8 8.0 -51.0) |
| LCH | lch(51.8 51.7 278.9) |
| OKLCH | oklch(0.586 0.150 255.7) |
Copy-ready code
/* CSS */
color: #377cd3;
background-color: #377cd3;
/* Tailwind (arbitrary) */
class="text-[#377cd3] bg-[#377cd3]"
/* SCSS */
$brand: #377cd3;
/* SwiftUI */
Color(red: 0.216, green: 0.486, blue: 0.827)
/* Android */
Color.parseColor("#377cd3")Accessibility — WCAG contrast
Aa
#377cd3 on white: 4.21:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#377cd3 on black: 4.99:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green48.6%
Blue82.7%
CMYK percentages
Cyan73.9%
Magenta41.2%
Yellow0.0%
Key (black)17.3%
Color previews
#377cd3 text on a black background
contrast 4.99:1
Card sample
#377cd3 text on a white background
contrast 4.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #377cd3;
Background color
Panel with #377cd3 background
background-color: #377cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #377cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 124, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 124, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #377cd3; background: linear-gradient(135deg, #377cd3, #5A37D3);