#3f7baf
a balanced, vivid blue · cool · closest name: steelblue
RGB
63, 123, 175
HSL
208°, 47%, 47%
CMYK
64, 30, 0, 31
Luminance
0.1832
Every format
| HEX | #3f7baf |
| RGB | rgb(63, 123, 175) |
| HSL | hsl(208, 47%, 47%) |
| CMYK | cmyk(64%, 30%, 0%, 31%) |
| LAB | lab(49.9 -3.0 -33.4) |
| LCH | lch(49.9 33.5 264.9) |
| OKLCH | oklch(0.566 0.102 247.0) |
Copy-ready code
/* CSS */
color: #3f7baf;
background-color: #3f7baf;
/* Tailwind (arbitrary) */
class="text-[#3f7baf] bg-[#3f7baf]"
/* SCSS */
$brand: #3f7baf;
/* SwiftUI */
Color(red: 0.247, green: 0.482, blue: 0.686)
/* Android */
Color.parseColor("#3f7baf")Accessibility — WCAG contrast
Aa
#3f7baf on white: 4.50:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f7baf on black: 4.66:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green48.2%
Blue68.6%
CMYK percentages
Cyan64.0%
Magenta29.7%
Yellow0.0%
Key (black)31.4%
Color previews
#3f7baf text on a black background
contrast 4.66:1
Card sample
#3f7baf text on a white background
contrast 4.50:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f7baf;
Background color
Panel with #3f7baf background
background-color: #3f7baf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f7baf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 123, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 123, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f7baf; background: linear-gradient(135deg, #3f7baf, #4E3FAF);