#377eee
a balanced, electric blue · cool · closest name: dodgerblue
RGB
55, 126, 238
HSL
217°, 84%, 58%
CMYK
77, 47, 0, 7
Luminance
0.2191
Every format
| HEX | #377eee |
| RGB | rgb(55, 126, 238) |
| HSL | hsl(217, 84%, 58%) |
| CMYK | cmyk(77%, 47%, 0%, 7%) |
| LAB | lab(53.9 16.6 -62.7) |
| LCH | lch(53.9 64.9 284.9) |
| OKLCH | oklch(0.608 0.183 259.4) |
Copy-ready code
/* CSS */
color: #377eee;
background-color: #377eee;
/* Tailwind (arbitrary) */
class="text-[#377eee] bg-[#377eee]"
/* SCSS */
$brand: #377eee;
/* SwiftUI */
Color(red: 0.216, green: 0.494, blue: 0.933)
/* Android */
Color.parseColor("#377eee")Accessibility — WCAG contrast
Aa
#377eee on white: 3.90:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#377eee on black: 5.38:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green49.4%
Blue93.3%
CMYK percentages
Cyan76.9%
Magenta47.1%
Yellow0.0%
Key (black)6.7%
Color previews
#377eee text on a black background
contrast 5.38:1
Card sample
#377eee text on a white background
contrast 3.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #377eee;
Background color
Panel with #377eee background
background-color: #377eee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #377eee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 126, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 126, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #377eee; background: linear-gradient(135deg, #377eee, #6A37EE);