#0010ff
a balanced, electric blue · warm · closest name: blue
RGB
0, 16, 255
HSL
236°, 100%, 50%
CMYK
100, 94, 0, 0
Luminance
0.0759
Every format
| HEX | #0010ff |
| RGB | rgb(0, 16, 255) |
| HSL | hsl(236, 100%, 50%) |
| CMYK | cmyk(100%, 94%, 0%, 0%) |
| LAB | lab(33.1 76.7 -106.5) |
| LCH | lch(33.1 131.2 305.7) |
| OKLCH | oklch(0.458 0.309 264.1) |
Copy-ready code
/* CSS */
color: #0010ff;
background-color: #0010ff;
/* Tailwind (arbitrary) */
class="text-[#0010ff] bg-[#0010ff]"
/* SCSS */
$brand: #0010ff;
/* SwiftUI */
Color(red: 0.000, green: 0.063, blue: 1.000)
/* Android */
Color.parseColor("#0010ff")Accessibility — WCAG contrast
Aa
#0010ff on white: 8.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0010ff on black: 2.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green6.3%
Blue100.0%
CMYK percentages
Cyan100.0%
Magenta93.7%
Yellow0.0%
Key (black)0.0%
Color previews
#0010ff text on a black background
contrast 2.52:1
Card sample
#0010ff text on a white background
contrast 8.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0010ff;
Background color
Panel with #0010ff background
background-color: #0010ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0010ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 16, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 16, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0010ff; background: linear-gradient(135deg, #0010ff, #9A00FF);