#3370cf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
51, 112, 207
HSL
217°, 62%, 51%
CMYK
75, 46, 0, 19
Luminance
0.1680
Every format
| HEX | #3370cf |
| RGB | rgb(51, 112, 207) |
| HSL | hsl(217, 62%, 51%) |
| CMYK | cmyk(75%, 46%, 0%, 19%) |
| LAB | lab(48.0 13.5 -54.8) |
| LCH | lch(48.0 56.4 283.8) |
| OKLCH | oklch(0.556 0.160 259.1) |
Copy-ready code
/* CSS */
color: #3370cf;
background-color: #3370cf;
/* Tailwind (arbitrary) */
class="text-[#3370cf] bg-[#3370cf]"
/* SCSS */
$brand: #3370cf;
/* SwiftUI */
Color(red: 0.200, green: 0.439, blue: 0.812)
/* Android */
Color.parseColor("#3370cf")Accessibility — WCAG contrast
Aa
#3370cf on white: 4.82:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3370cf on black: 4.36:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green43.9%
Blue81.2%
CMYK percentages
Cyan75.4%
Magenta45.9%
Yellow0.0%
Key (black)18.8%
Color previews
#3370cf text on a black background
contrast 4.36:1
Card sample
#3370cf text on a white background
contrast 4.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3370cf;
Background color
Panel with #3370cf background
background-color: #3370cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3370cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 112, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 112, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3370cf; background: linear-gradient(135deg, #3370cf, #5E33CF);