#5191df
a balanced, vivid blue · cool · closest name: steelblue
RGB
81, 145, 223
HSL
213°, 69%, 60%
CMYK
64, 35, 0, 13
Luminance
0.2733
Every format
| HEX | #5191df |
| RGB | rgb(81, 145, 223) |
| HSL | hsl(213, 69%, 60%) |
| CMYK | cmyk(64%, 35%, 0%, 13%) |
| LAB | lab(59.3 3.5 -45.8) |
| LCH | lch(59.3 45.9 274.4) |
| OKLCH | oklch(0.649 0.135 254.5) |
Copy-ready code
/* CSS */
color: #5191df;
background-color: #5191df;
/* Tailwind (arbitrary) */
class="text-[#5191df] bg-[#5191df]"
/* SCSS */
$brand: #5191df;
/* SwiftUI */
Color(red: 0.318, green: 0.569, blue: 0.875)
/* Android */
Color.parseColor("#5191df")Accessibility — WCAG contrast
Aa
#5191df on white: 3.25:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#5191df on black: 6.47:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green56.9%
Blue87.5%
CMYK percentages
Cyan63.7%
Magenta35.0%
Yellow0.0%
Key (black)12.5%
Color previews
#5191df text on a black background
contrast 6.47:1
Card sample
#5191df text on a white background
contrast 3.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5191df;
Background color
Panel with #5191df background
background-color: #5191df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5191df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 145, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 145, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5191df; background: linear-gradient(135deg, #5191df, #7051DF);