#3f99ec
a balanced, electric blue · cool · closest name: dodgerblue
RGB
63, 153, 236
HSL
209°, 82%, 59%
CMYK
73, 35, 0, 8
Luminance
0.2990
Every format
| HEX | #3f99ec |
| RGB | rgb(63, 153, 236) |
| HSL | hsl(209, 82%, 59%) |
| CMYK | cmyk(73%, 35%, 0%, 8%) |
| LAB | lab(61.6 0.6 -49.4) |
| LCH | lch(61.6 49.4 270.7) |
| OKLCH | oklch(0.668 0.150 249.6) |
Copy-ready code
/* CSS */
color: #3f99ec;
background-color: #3f99ec;
/* Tailwind (arbitrary) */
class="text-[#3f99ec] bg-[#3f99ec]"
/* SCSS */
$brand: #3f99ec;
/* SwiftUI */
Color(red: 0.247, green: 0.600, blue: 0.925)
/* Android */
Color.parseColor("#3f99ec")Accessibility — WCAG contrast
Aa
#3f99ec on white: 3.01:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f99ec on black: 6.98:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green60.0%
Blue92.5%
CMYK percentages
Cyan73.3%
Magenta35.2%
Yellow0.0%
Key (black)7.5%
Color previews
#3f99ec text on a black background
contrast 6.98:1
Card sample
#3f99ec text on a white background
contrast 3.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f99ec;
Background color
Panel with #3f99ec background
background-color: #3f99ec;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f99ec;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 153, 236, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 153, 236, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f99ec; background: linear-gradient(135deg, #3f99ec, #583FEC);