#0028bf
a dark, electric blue · warm · closest name: navy
RGB
0, 40, 191
HSL
227°, 100%, 38%
CMYK
100, 79, 0, 25
Luminance
0.0528
Every format
| HEX | #0028bf |
| RGB | rgb(0, 40, 191) |
| HSL | hsl(227, 100%, 38%) |
| CMYK | cmyk(100%, 79%, 0%, 25%) |
| LAB | lab(27.5 49.7 -79.0) |
| LCH | lch(27.5 93.4 302.2) |
| OKLCH | oklch(0.396 0.231 264.0) |
Copy-ready code
/* CSS */
color: #0028bf;
background-color: #0028bf;
/* Tailwind (arbitrary) */
class="text-[#0028bf] bg-[#0028bf]"
/* SCSS */
$brand: #0028bf;
/* SwiftUI */
Color(red: 0.000, green: 0.157, blue: 0.749)
/* Android */
Color.parseColor("#0028bf")Accessibility — WCAG contrast
Aa
#0028bf on white: 10.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0028bf on black: 2.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green15.7%
Blue74.9%
CMYK percentages
Cyan100.0%
Magenta79.1%
Yellow0.0%
Key (black)25.1%
Color previews
#0028bf text on a black background
contrast 2.06:1
Card sample
#0028bf text on a white background
contrast 10.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0028bf;
Background color
Panel with #0028bf background
background-color: #0028bf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0028bf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 40, 191, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 40, 191, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0028bf; background: linear-gradient(135deg, #0028bf, #5700BF);