#003ebb
a dark, electric blue · cool · closest name: slateblue
RGB
0, 62, 187
HSL
220°, 100%, 37%
CMYK
100, 67, 0, 27
Luminance
0.0703
Every format
| HEX | #003ebb |
| RGB | rgb(0, 62, 187) |
| HSL | hsl(220, 100%, 37%) |
| CMYK | cmyk(100%, 67%, 0%, 27%) |
| LAB | lab(31.9 35.0 -69.5) |
| LCH | lch(31.9 77.8 296.7) |
| OKLCH | oklch(0.426 0.203 262.4) |
Copy-ready code
/* CSS */
color: #003ebb;
background-color: #003ebb;
/* Tailwind (arbitrary) */
class="text-[#003ebb] bg-[#003ebb]"
/* SCSS */
$brand: #003ebb;
/* SwiftUI */
Color(red: 0.000, green: 0.243, blue: 0.733)
/* Android */
Color.parseColor("#003ebb")Accessibility — WCAG contrast
Aa
#003ebb on white: 8.73:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003ebb on black: 2.41:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green24.3%
Blue73.3%
CMYK percentages
Cyan100.0%
Magenta66.8%
Yellow0.0%
Key (black)26.7%
Color previews
#003ebb text on a black background
contrast 2.41:1
Card sample
#003ebb text on a white background
contrast 8.73:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003ebb;
Background color
Panel with #003ebb background
background-color: #003ebb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003ebb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 62, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 62, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003ebb; background: linear-gradient(135deg, #003ebb, #3F00BB);