#00233f
a deep, electric blue · cool · closest name: black
RGB
0, 35, 63
HSL
207°, 100%, 12%
CMYK
100, 44, 0, 75
Luminance
0.0156
Every format
| HEX | #00233f |
| RGB | rgb(0, 35, 63) |
| HSL | hsl(207, 100%, 12%) |
| CMYK | cmyk(100%, 44%, 0%, 75%) |
| LAB | lab(13.0 0.4 -21.3) |
| LCH | lch(13.0 21.3 271.1) |
| OKLCH | oklch(0.249 0.066 247.3) |
Copy-ready code
/* CSS */
color: #00233f;
background-color: #00233f;
/* Tailwind (arbitrary) */
class="text-[#00233f] bg-[#00233f]"
/* SCSS */
$brand: #00233f;
/* SwiftUI */
Color(red: 0.000, green: 0.137, blue: 0.247)
/* Android */
Color.parseColor("#00233f")Accessibility — WCAG contrast
Aa
#00233f on white: 16.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#00233f on black: 1.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green13.7%
Blue24.7%
CMYK percentages
Cyan100.0%
Magenta44.4%
Yellow0.0%
Key (black)75.3%
Color previews
#00233f text on a black background
contrast 1.31:1
Card sample
#00233f text on a white background
contrast 16.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00233f;
Background color
Panel with #00233f background
background-color: #00233f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00233f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 35, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 35, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00233f; background: linear-gradient(135deg, #00233f, #07003F);