#3299df
a balanced, vivid blue · cool · closest name: steelblue
RGB
50, 153, 223
HSL
204°, 73%, 54%
CMYK
78, 31, 0, 13
Luminance
0.2879
Every format
| HEX | #3299df |
| RGB | rgb(50, 153, 223) |
| HSL | hsl(204, 73%, 54%) |
| CMYK | cmyk(78%, 31%, 0%, 13%) |
| LAB | lab(60.6 -5.5 -43.8) |
| LCH | lch(60.6 44.1 262.9) |
| OKLCH | oklch(0.657 0.139 243.3) |
Copy-ready code
/* CSS */
color: #3299df;
background-color: #3299df;
/* Tailwind (arbitrary) */
class="text-[#3299df] bg-[#3299df]"
/* SCSS */
$brand: #3299df;
/* SwiftUI */
Color(red: 0.196, green: 0.600, blue: 0.875)
/* Android */
Color.parseColor("#3299df")Accessibility — WCAG contrast
Aa
#3299df on white: 3.11:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3299df on black: 6.76:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red19.6%
Green60.0%
Blue87.5%
CMYK percentages
Cyan77.6%
Magenta31.4%
Yellow0.0%
Key (black)12.5%
Color previews
#3299df text on a black background
contrast 6.76:1
Card sample
#3299df text on a white background
contrast 3.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3299df;
Background color
Panel with #3299df background
background-color: #3299df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3299df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(50, 153, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(50, 153, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3299df; background: linear-gradient(135deg, #3299df, #3E32DF);