#4091df
a balanced, vivid blue · cool · closest name: steelblue
RGB
64, 145, 223
HSL
209°, 71%, 56%
CMYK
71, 35, 0, 13
Luminance
0.2667
Every format
| HEX | #4091df |
| RGB | rgb(64, 145, 223) |
| HSL | hsl(209, 71%, 56%) |
| CMYK | cmyk(71%, 35%, 0%, 13%) |
| LAB | lab(58.7 0.9 -46.8) |
| LCH | lch(58.7 46.8 271.1) |
| OKLCH | oklch(0.643 0.141 250.3) |
Copy-ready code
/* CSS */
color: #4091df;
background-color: #4091df;
/* Tailwind (arbitrary) */
class="text-[#4091df] bg-[#4091df]"
/* SCSS */
$brand: #4091df;
/* SwiftUI */
Color(red: 0.251, green: 0.569, blue: 0.875)
/* Android */
Color.parseColor("#4091df")Accessibility — WCAG contrast
Aa
#4091df on white: 3.32:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#4091df on black: 6.33:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green56.9%
Blue87.5%
CMYK percentages
Cyan71.3%
Magenta35.0%
Yellow0.0%
Key (black)12.5%
Color previews
#4091df text on a black background
contrast 6.33:1
Card sample
#4091df text on a white background
contrast 3.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4091df;
Background color
Panel with #4091df background
background-color: #4091df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4091df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 145, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 145, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4091df; background: linear-gradient(135deg, #4091df, #5940DF);