#003cb2
a dark, electric blue · cool · closest name: slateblue
RGB
0, 60, 178
HSL
220°, 100%, 35%
CMYK
100, 66, 0, 30
Luminance
0.0645
Every format
| HEX | #003cb2 |
| RGB | rgb(0, 60, 178) |
| HSL | hsl(220, 100%, 35%) |
| CMYK | cmyk(100%, 66%, 0%, 30%) |
| LAB | lab(30.5 32.8 -66.4) |
| LCH | lch(30.5 74.0 296.3) |
| OKLCH | oklch(0.413 0.194 262.2) |
Copy-ready code
/* CSS */
color: #003cb2;
background-color: #003cb2;
/* Tailwind (arbitrary) */
class="text-[#003cb2] bg-[#003cb2]"
/* SCSS */
$brand: #003cb2;
/* SwiftUI */
Color(red: 0.000, green: 0.235, blue: 0.698)
/* Android */
Color.parseColor("#003cb2")Accessibility — WCAG contrast
Aa
#003cb2 on white: 9.17:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003cb2 on black: 2.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green23.5%
Blue69.8%
CMYK percentages
Cyan100.0%
Magenta66.3%
Yellow0.0%
Key (black)30.2%
Color previews
#003cb2 text on a black background
contrast 2.29:1
Card sample
#003cb2 text on a white background
contrast 9.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003cb2;
Background color
Panel with #003cb2 background
background-color: #003cb2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003cb2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 60, 178, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 60, 178, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003cb2; background: linear-gradient(135deg, #003cb2, #3B00B2);