#3989ff
a balanced, electric blue · cool · closest name: dodgerblue
RGB
57, 137, 255
HSL
216°, 100%, 61%
CMYK
78, 46, 0, 0
Luminance
0.2598
Every format
| HEX | #3989ff |
| RGB | rgb(57, 137, 255) |
| HSL | hsl(216, 100%, 61%) |
| CMYK | cmyk(78%, 46%, 0%, 0%) |
| LAB | lab(58.0 16.3 -65.5) |
| LCH | lch(58.0 67.5 284.0) |
| OKLCH | oklch(0.643 0.192 258.5) |
Copy-ready code
/* CSS */
color: #3989ff;
background-color: #3989ff;
/* Tailwind (arbitrary) */
class="text-[#3989ff] bg-[#3989ff]"
/* SCSS */
$brand: #3989ff;
/* SwiftUI */
Color(red: 0.224, green: 0.537, blue: 1.000)
/* Android */
Color.parseColor("#3989ff")Accessibility — WCAG contrast
Aa
#3989ff on white: 3.39:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3989ff on black: 6.20:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green53.7%
Blue100.0%
CMYK percentages
Cyan77.6%
Magenta46.3%
Yellow0.0%
Key (black)0.0%
Color previews
#3989ff text on a black background
contrast 6.20:1
Card sample
#3989ff text on a white background
contrast 3.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3989ff;
Background color
Panel with #3989ff background
background-color: #3989ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3989ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 137, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 137, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3989ff; background: linear-gradient(135deg, #3989ff, #6D39FF);