#3f5e8d
a dark, soft blue · cool · closest name: steelblue
RGB
63, 94, 141
HSL
216°, 38%, 40%
CMYK
55, 33, 0, 45
Luminance
0.1099
Every format
| HEX | #3f5e8d |
| RGB | rgb(63, 94, 141) |
| HSL | hsl(216, 38%, 40%) |
| CMYK | cmyk(55%, 33%, 0%, 45%) |
| LAB | lab(39.5 3.2 -29.5) |
| LCH | lch(39.5 29.6 276.1) |
| OKLCH | oklch(0.480 0.085 258.5) |
Copy-ready code
/* CSS */
color: #3f5e8d;
background-color: #3f5e8d;
/* Tailwind (arbitrary) */
class="text-[#3f5e8d] bg-[#3f5e8d]"
/* SCSS */
$brand: #3f5e8d;
/* SwiftUI */
Color(red: 0.247, green: 0.369, blue: 0.553)
/* Android */
Color.parseColor("#3f5e8d")Accessibility — WCAG contrast
Aa
#3f5e8d on white: 6.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f5e8d on black: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green36.9%
Blue55.3%
CMYK percentages
Cyan55.3%
Magenta33.3%
Yellow0.0%
Key (black)44.7%
Color previews
#3f5e8d text on a black background
contrast 3.20:1
Card sample
#3f5e8d text on a white background
contrast 6.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f5e8d;
Background color
Panel with #3f5e8d background
background-color: #3f5e8d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f5e8d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 94, 141, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 94, 141, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f5e8d; background: linear-gradient(135deg, #3f5e8d, #543F8D);