#0300e7
a balanced, electric blue · warm · closest name: blue
RGB
3, 0, 231
HSL
241°, 100%, 45%
CMYK
99, 100, 0, 9
Luminance
0.0579
Every format
| HEX | #0300e7 |
| RGB | rgb(3, 0, 231) |
| HSL | hsl(241, 100%, 45%) |
| CMYK | cmyk(99%, 100%, 0%, 9%) |
| LAB | lab(28.9 73.5 -100.0) |
| LCH | lch(28.9 124.1 306.3) |
| OKLCH | oklch(0.420 0.290 264.3) |
Copy-ready code
/* CSS */
color: #0300e7;
background-color: #0300e7;
/* Tailwind (arbitrary) */
class="text-[#0300e7] bg-[#0300e7]"
/* SCSS */
$brand: #0300e7;
/* SwiftUI */
Color(red: 0.012, green: 0.000, blue: 0.906)
/* Android */
Color.parseColor("#0300e7")Accessibility — WCAG contrast
Aa
#0300e7 on white: 9.73:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0300e7 on black: 2.16:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green0.0%
Blue90.6%
CMYK percentages
Cyan98.7%
Magenta100.0%
Yellow0.0%
Key (black)9.4%
Color previews
#0300e7 text on a black background
contrast 2.16:1
Card sample
#0300e7 text on a white background
contrast 9.73:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0300e7;
Background color
Panel with #0300e7 background
background-color: #0300e7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0300e7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 0, 231, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 0, 231, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0300e7; background: linear-gradient(135deg, #0300e7, #9D00E7);