#040fba
a dark, electric blue · warm · closest name: navy
RGB
4, 15, 186
HSL
236°, 96%, 37%
CMYK
98, 92, 0, 27
Luminance
0.0391
Every format
| HEX | #040fba |
| RGB | rgb(4, 15, 186) |
| HSL | hsl(236, 96%, 37%) |
| CMYK | cmyk(98%, 92%, 0%, 27%) |
| LAB | lab(23.4 58.9 -83.0) |
| LCH | lch(23.4 101.7 305.4) |
| OKLCH | oklch(0.365 0.241 264.7) |
Copy-ready code
/* CSS */
color: #040fba;
background-color: #040fba;
/* Tailwind (arbitrary) */
class="text-[#040fba] bg-[#040fba]"
/* SCSS */
$brand: #040fba;
/* SwiftUI */
Color(red: 0.016, green: 0.059, blue: 0.729)
/* Android */
Color.parseColor("#040fba")Accessibility — WCAG contrast
Aa
#040fba on white: 11.78:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040fba on black: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green5.9%
Blue72.9%
CMYK percentages
Cyan97.8%
Magenta91.9%
Yellow0.0%
Key (black)27.1%
Color previews
#040fba text on a black background
contrast 1.78:1
Card sample
#040fba text on a white background
contrast 11.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040fba;
Background color
Panel with #040fba background
background-color: #040fba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040fba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 15, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 15, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040fba; background: linear-gradient(135deg, #040fba, #7304BA);