#263f8f
a dark, vivid blue · warm · closest name: midnightblue
RGB
38, 63, 143
HSL
226°, 58%, 36%
CMYK
73, 56, 0, 44
Luminance
0.0595
Every format
| HEX | #263f8f |
| RGB | rgb(38, 63, 143) |
| HSL | hsl(226, 58%, 36%) |
| CMYK | cmyk(73%, 56%, 0%, 44%) |
| LAB | lab(29.3 19.6 -47.2) |
| LCH | lch(29.3 51.1 292.5) |
| OKLCH | oklch(0.398 0.136 266.9) |
Copy-ready code
/* CSS */
color: #263f8f;
background-color: #263f8f;
/* Tailwind (arbitrary) */
class="text-[#263f8f] bg-[#263f8f]"
/* SCSS */
$brand: #263f8f;
/* SwiftUI */
Color(red: 0.149, green: 0.247, blue: 0.561)
/* Android */
Color.parseColor("#263f8f")Accessibility — WCAG contrast
Aa
#263f8f on white: 9.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#263f8f on black: 2.19:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.9%
Green24.7%
Blue56.1%
CMYK percentages
Cyan73.4%
Magenta55.9%
Yellow0.0%
Key (black)43.9%
Color previews
#263f8f text on a black background
contrast 2.19:1
Card sample
#263f8f text on a white background
contrast 9.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #263f8f;
Background color
Panel with #263f8f background
background-color: #263f8f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #263f8f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(38, 63, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(38, 63, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #263f8f; background: linear-gradient(135deg, #263f8f, #53268F);