#1f337a
a dark, vivid blue · warm · closest name: midnightblue
RGB
31, 51, 122
HSL
227°, 60%, 30%
CMYK
75, 58, 0, 52
Luminance
0.0406
Every format
| HEX | #1f337a |
| RGB | rgb(31, 51, 122) |
| HSL | hsl(227, 60%, 30%) |
| CMYK | cmyk(75%, 58%, 0%, 52%) |
| LAB | lab(23.9 18.6 -42.8) |
| LCH | lch(23.9 46.7 293.5) |
| OKLCH | oklch(0.351 0.123 267.6) |
Copy-ready code
/* CSS */
color: #1f337a;
background-color: #1f337a;
/* Tailwind (arbitrary) */
class="text-[#1f337a] bg-[#1f337a]"
/* SCSS */
$brand: #1f337a;
/* SwiftUI */
Color(red: 0.122, green: 0.200, blue: 0.478)
/* Android */
Color.parseColor("#1f337a")Accessibility — WCAG contrast
Aa
#1f337a on white: 11.58:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1f337a on black: 1.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green20.0%
Blue47.8%
CMYK percentages
Cyan74.6%
Magenta58.2%
Yellow0.0%
Key (black)52.2%
Color previews
#1f337a text on a black background
contrast 1.81:1
Card sample
#1f337a text on a white background
contrast 11.58:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f337a;
Background color
Panel with #1f337a background
background-color: #1f337a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f337a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 51, 122, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 51, 122, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f337a; background: linear-gradient(135deg, #1f337a, #481F7A);