#3f8ccc
a balanced, vivid blue · cool · closest name: steelblue
RGB
63, 140, 204
HSL
207°, 58%, 52%
CMYK
69, 31, 0, 20
Luminance
0.2417
Every format
| HEX | #3f8ccc |
| RGB | rgb(63, 140, 204) |
| HSL | hsl(207, 58%, 52%) |
| CMYK | cmyk(69%, 31%, 0%, 20%) |
| LAB | lab(56.3 -3.0 -39.9) |
| LCH | lch(56.3 40.0 265.7) |
| OKLCH | oklch(0.621 0.123 246.6) |
Copy-ready code
/* CSS */
color: #3f8ccc;
background-color: #3f8ccc;
/* Tailwind (arbitrary) */
class="text-[#3f8ccc] bg-[#3f8ccc]"
/* SCSS */
$brand: #3f8ccc;
/* SwiftUI */
Color(red: 0.247, green: 0.549, blue: 0.800)
/* Android */
Color.parseColor("#3f8ccc")Accessibility — WCAG contrast
Aa
#3f8ccc on white: 3.60:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f8ccc on black: 5.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green54.9%
Blue80.0%
CMYK percentages
Cyan69.1%
Magenta31.4%
Yellow0.0%
Key (black)20.0%
Color previews
#3f8ccc text on a black background
contrast 5.83:1
Card sample
#3f8ccc text on a white background
contrast 3.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f8ccc;
Background color
Panel with #3f8ccc background
background-color: #3f8ccc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f8ccc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 140, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 140, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f8ccc; background: linear-gradient(135deg, #3f8ccc, #503FCC);