#3989eb
a balanced, electric blue · cool · closest name: dodgerblue
RGB
57, 137, 235
HSL
213°, 82%, 57%
CMYK
76, 42, 0, 8
Luminance
0.2476
Every format
| HEX | #3989eb |
| RGB | rgb(57, 137, 235) |
| HSL | hsl(213, 82%, 57%) |
| CMYK | cmyk(76%, 42%, 0%, 8%) |
| LAB | lab(56.8 9.0 -56.4) |
| LCH | lch(56.8 57.1 279.1) |
| OKLCH | oklch(0.630 0.167 255.4) |
Copy-ready code
/* CSS */
color: #3989eb;
background-color: #3989eb;
/* Tailwind (arbitrary) */
class="text-[#3989eb] bg-[#3989eb]"
/* SCSS */
$brand: #3989eb;
/* SwiftUI */
Color(red: 0.224, green: 0.537, blue: 0.922)
/* Android */
Color.parseColor("#3989eb")Accessibility — WCAG contrast
Aa
#3989eb on white: 3.53:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3989eb on black: 5.95:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green53.7%
Blue92.2%
CMYK percentages
Cyan75.7%
Magenta41.7%
Yellow0.0%
Key (black)7.8%
Color previews
#3989eb text on a black background
contrast 5.95:1
Card sample
#3989eb text on a white background
contrast 3.53:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3989eb;
Background color
Panel with #3989eb background
background-color: #3989eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3989eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 137, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 137, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3989eb; background: linear-gradient(135deg, #3989eb, #6039EB);