#3f7eb9
a balanced, vivid blue · cool · closest name: steelblue
RGB
63, 126, 185
HSL
209°, 49%, 49%
CMYK
66, 32, 0, 28
Luminance
0.1948
Every format
| HEX | #3f7eb9 |
| RGB | rgb(63, 126, 185) |
| HSL | hsl(209, 49%, 49%) |
| CMYK | cmyk(66%, 32%, 0%, 28%) |
| LAB | lab(51.2 -1.3 -37.0) |
| LCH | lch(51.2 37.0 268.0) |
| OKLCH | oklch(0.578 0.112 249.0) |
Copy-ready code
/* CSS */
color: #3f7eb9;
background-color: #3f7eb9;
/* Tailwind (arbitrary) */
class="text-[#3f7eb9] bg-[#3f7eb9]"
/* SCSS */
$brand: #3f7eb9;
/* SwiftUI */
Color(red: 0.247, green: 0.494, blue: 0.725)
/* Android */
Color.parseColor("#3f7eb9")Accessibility — WCAG contrast
Aa
#3f7eb9 on white: 4.29:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f7eb9 on black: 4.90:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green49.4%
Blue72.5%
CMYK percentages
Cyan65.9%
Magenta31.9%
Yellow0.0%
Key (black)27.5%
Color previews
#3f7eb9 text on a black background
contrast 4.90:1
Card sample
#3f7eb9 text on a white background
contrast 4.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f7eb9;
Background color
Panel with #3f7eb9 background
background-color: #3f7eb9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f7eb9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 126, 185, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 126, 185, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f7eb9; background: linear-gradient(135deg, #3f7eb9, #513FB9);