#2f55df
a balanced, vivid blue · warm · closest name: royalblue
RGB
47, 85, 223
HSL
227°, 73%, 53%
CMYK
79, 62, 0, 13
Luminance
0.1243
Every format
| HEX | #2f55df |
| RGB | rgb(47, 85, 223) |
| HSL | hsl(227, 73%, 53%) |
| CMYK | cmyk(79%, 62%, 0%, 13%) |
| LAB | lab(41.9 36.2 -73.8) |
| LCH | lch(41.9 82.2 296.1) |
| OKLCH | oklch(0.513 0.214 266.5) |
Copy-ready code
/* CSS */
color: #2f55df;
background-color: #2f55df;
/* Tailwind (arbitrary) */
class="text-[#2f55df] bg-[#2f55df]"
/* SCSS */
$brand: #2f55df;
/* SwiftUI */
Color(red: 0.184, green: 0.333, blue: 0.875)
/* Android */
Color.parseColor("#2f55df")Accessibility — WCAG contrast
Aa
#2f55df on white: 6.02:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2f55df on black: 3.49:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.4%
Green33.3%
Blue87.5%
CMYK percentages
Cyan78.9%
Magenta61.9%
Yellow0.0%
Key (black)12.5%
Color previews
#2f55df text on a black background
contrast 3.49:1
Card sample
#2f55df text on a white background
contrast 6.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2f55df;
Background color
Panel with #2f55df background
background-color: #2f55df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2f55df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(47, 85, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 85, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f55df; background: linear-gradient(135deg, #2f55df, #7E2FDF);