#3977da
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
57, 119, 218
HSL
217°, 69%, 54%
CMYK
74, 45, 0, 15
Luminance
0.1913
Every format
| HEX | #3977da |
| RGB | rgb(57, 119, 218) |
| HSL | hsl(217, 69%, 54%) |
| CMYK | cmyk(74%, 45%, 0%, 15%) |
| LAB | lab(50.8 13.9 -56.5) |
| LCH | lch(50.8 58.2 283.8) |
| OKLCH | oklch(0.580 0.165 259.4) |
Copy-ready code
/* CSS */
color: #3977da;
background-color: #3977da;
/* Tailwind (arbitrary) */
class="text-[#3977da] bg-[#3977da]"
/* SCSS */
$brand: #3977da;
/* SwiftUI */
Color(red: 0.224, green: 0.467, blue: 0.855)
/* Android */
Color.parseColor("#3977da")Accessibility — WCAG contrast
Aa
#3977da on white: 4.35:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3977da on black: 4.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green46.7%
Blue85.5%
CMYK percentages
Cyan73.9%
Magenta45.4%
Yellow0.0%
Key (black)14.5%
Color previews
#3977da text on a black background
contrast 4.83:1
Card sample
#3977da text on a white background
contrast 4.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3977da;
Background color
Panel with #3977da background
background-color: #3977da;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3977da;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 119, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 119, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3977da; background: linear-gradient(135deg, #3977da, #6639DA);