#043abc
a dark, electric blue · cool · closest name: slateblue
RGB
4, 58, 188
HSL
222°, 96%, 38%
CMYK
98, 69, 0, 26
Luminance
0.0668
Every format
| HEX | #043abc |
| RGB | rgb(4, 58, 188) |
| HSL | hsl(222, 96%, 38%) |
| CMYK | cmyk(98%, 69%, 0%, 26%) |
| LAB | lab(31.1 38.1 -71.4) |
| LCH | lch(31.1 80.9 298.1) |
| OKLCH | oklch(0.420 0.209 263.3) |
Copy-ready code
/* CSS */
color: #043abc;
background-color: #043abc;
/* Tailwind (arbitrary) */
class="text-[#043abc] bg-[#043abc]"
/* SCSS */
$brand: #043abc;
/* SwiftUI */
Color(red: 0.016, green: 0.227, blue: 0.737)
/* Android */
Color.parseColor("#043abc")Accessibility — WCAG contrast
Aa
#043abc on white: 8.99:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#043abc on black: 2.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green22.7%
Blue73.7%
CMYK percentages
Cyan97.9%
Magenta69.1%
Yellow0.0%
Key (black)26.3%
Color previews
#043abc text on a black background
contrast 2.34:1
Card sample
#043abc text on a white background
contrast 8.99:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #043abc;
Background color
Panel with #043abc background
background-color: #043abc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #043abc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 58, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 58, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #043abc; background: linear-gradient(135deg, #043abc, #4904BC);