#2f4f9f
a dark, vivid blue · cool · closest name: royalblue
RGB
47, 79, 159
HSL
223°, 54%, 40%
CMYK
70, 50, 0, 38
Luminance
0.0870
Every format
| HEX | #2f4f9f |
| RGB | rgb(47, 79, 159) |
| HSL | hsl(223, 54%, 40%) |
| CMYK | cmyk(70%, 50%, 0%, 38%) |
| LAB | lab(35.4 16.3 -47.0) |
| LCH | lch(35.4 49.7 289.1) |
| OKLCH | oklch(0.449 0.135 265.0) |
Copy-ready code
/* CSS */
color: #2f4f9f;
background-color: #2f4f9f;
/* Tailwind (arbitrary) */
class="text-[#2f4f9f] bg-[#2f4f9f]"
/* SCSS */
$brand: #2f4f9f;
/* SwiftUI */
Color(red: 0.184, green: 0.310, blue: 0.624)
/* Android */
Color.parseColor("#2f4f9f")Accessibility — WCAG contrast
Aa
#2f4f9f on white: 7.66:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2f4f9f on black: 2.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.4%
Green31.0%
Blue62.4%
CMYK percentages
Cyan70.4%
Magenta50.3%
Yellow0.0%
Key (black)37.6%
Color previews
#2f4f9f text on a black background
contrast 2.74:1
Card sample
#2f4f9f text on a white background
contrast 7.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2f4f9f;
Background color
Panel with #2f4f9f background
background-color: #2f4f9f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2f4f9f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(47, 79, 159, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 79, 159, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f4f9f; background: linear-gradient(135deg, #2f4f9f, #5A2F9F);