#379fdf
a balanced, vivid blue · cool · closest name: steelblue
RGB
55, 159, 223
HSL
203°, 72%, 55%
CMYK
75, 29, 0, 13
Luminance
0.3094
Every format
| HEX | #379fdf |
| RGB | rgb(55, 159, 223) |
| HSL | hsl(203, 72%, 55%) |
| CMYK | cmyk(75%, 29%, 0%, 13%) |
| LAB | lab(62.5 -8.3 -40.8) |
| LCH | lch(62.5 41.7 258.5) |
| OKLCH | oklch(0.672 0.133 240.4) |
Copy-ready code
/* CSS */
color: #379fdf;
background-color: #379fdf;
/* Tailwind (arbitrary) */
class="text-[#379fdf] bg-[#379fdf]"
/* SCSS */
$brand: #379fdf;
/* SwiftUI */
Color(red: 0.216, green: 0.624, blue: 0.875)
/* Android */
Color.parseColor("#379fdf")Accessibility — WCAG contrast
Aa
#379fdf on white: 2.92:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#379fdf on black: 7.19:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green62.4%
Blue87.5%
CMYK percentages
Cyan75.3%
Magenta28.7%
Yellow0.0%
Key (black)12.5%
Color previews
#379fdf text on a black background
contrast 7.19:1
Card sample
#379fdf text on a white background
contrast 2.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #379fdf;
Background color
Panel with #379fdf background
background-color: #379fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #379fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 159, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 159, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #379fdf; background: linear-gradient(135deg, #379fdf, #3F37DF);