#308ddf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
48, 141, 223
HSL
208°, 73%, 53%
CMYK
79, 37, 0, 13
Luminance
0.2501
Every format
| HEX | #308ddf |
| RGB | rgb(48, 141, 223) |
| HSL | hsl(208, 73%, 53%) |
| CMYK | cmyk(79%, 37%, 0%, 13%) |
| LAB | lab(57.1 1.3 -49.3) |
| LCH | lch(57.1 49.4 271.5) |
| OKLCH | oklch(0.629 0.150 249.4) |
Copy-ready code
/* CSS */
color: #308ddf;
background-color: #308ddf;
/* Tailwind (arbitrary) */
class="text-[#308ddf] bg-[#308ddf]"
/* SCSS */
$brand: #308ddf;
/* SwiftUI */
Color(red: 0.188, green: 0.553, blue: 0.875)
/* Android */
Color.parseColor("#308ddf")Accessibility — WCAG contrast
Aa
#308ddf on white: 3.50:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#308ddf on black: 6.00:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.8%
Green55.3%
Blue87.5%
CMYK percentages
Cyan78.5%
Magenta36.8%
Yellow0.0%
Key (black)12.5%
Color previews
#308ddf text on a black background
contrast 6.00:1
Card sample
#308ddf text on a white background
contrast 3.50:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #308ddf;
Background color
Panel with #308ddf background
background-color: #308ddf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #308ddf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(48, 141, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(48, 141, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #308ddf; background: linear-gradient(135deg, #308ddf, #4730DF);