#004fff
a balanced, electric blue · cool · closest name: royalblue
RGB
0, 79, 255
HSL
221°, 100%, 50%
CMYK
100, 69, 0, 0
Luminance
0.1281
Every format
| HEX | #004fff |
| RGB | rgb(0, 79, 255) |
| HSL | hsl(221, 100%, 50%) |
| CMYK | cmyk(100%, 69%, 0%, 0%) |
| LAB | lab(42.5 49.5 -90.9) |
| LCH | lch(42.5 103.5 298.5) |
| OKLCH | oklch(0.523 0.266 263.1) |
Copy-ready code
/* CSS */
color: #004fff;
background-color: #004fff;
/* Tailwind (arbitrary) */
class="text-[#004fff] bg-[#004fff]"
/* SCSS */
$brand: #004fff;
/* SwiftUI */
Color(red: 0.000, green: 0.310, blue: 1.000)
/* Android */
Color.parseColor("#004fff")Accessibility — WCAG contrast
Aa
#004fff on white: 5.89:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#004fff on black: 3.56:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green31.0%
Blue100.0%
CMYK percentages
Cyan100.0%
Magenta69.0%
Yellow0.0%
Key (black)0.0%
Color previews
#004fff text on a black background
contrast 3.56:1
Card sample
#004fff text on a white background
contrast 5.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #004fff;
Background color
Panel with #004fff background
background-color: #004fff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #004fff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 79, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 79, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #004fff; background: linear-gradient(135deg, #004fff, #5B00FF);