#182f8c
a dark, vivid blue · warm · closest name: midnightblue
RGB
24, 47, 140
HSL
228°, 71%, 32%
CMYK
83, 66, 0, 45
Luminance
0.0412
Every format
| HEX | #182f8c |
| RGB | rgb(24, 47, 140) |
| HSL | hsl(228, 71%, 32%) |
| CMYK | cmyk(83%, 66%, 0%, 45%) |
| LAB | lab(24.1 27.8 -53.8) |
| LCH | lch(24.1 60.6 297.3) |
| OKLCH | oklch(0.356 0.156 266.8) |
Copy-ready code
/* CSS */
color: #182f8c;
background-color: #182f8c;
/* Tailwind (arbitrary) */
class="text-[#182f8c] bg-[#182f8c]"
/* SCSS */
$brand: #182f8c;
/* SwiftUI */
Color(red: 0.094, green: 0.184, blue: 0.549)
/* Android */
Color.parseColor("#182f8c")Accessibility — WCAG contrast
Aa
#182f8c on white: 11.51:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#182f8c on black: 1.82:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green18.4%
Blue54.9%
CMYK percentages
Cyan82.9%
Magenta66.4%
Yellow0.0%
Key (black)45.1%
Color previews
#182f8c text on a black background
contrast 1.82:1
Card sample
#182f8c text on a white background
contrast 11.51:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #182f8c;
Background color
Panel with #182f8c background
background-color: #182f8c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #182f8c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 47, 140, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 47, 140, 0.45);
Border & gradient
Gradient panel
border: 3px solid #182f8c; background: linear-gradient(135deg, #182f8c, #4E188C);