#00305f
a deep, electric blue · cool · closest name: midnightblue
RGB
0, 48, 95
HSL
210°, 100%, 19%
CMYK
100, 50, 0, 63
Luminance
0.0294
Every format
| HEX | #00305f |
| RGB | rgb(0, 48, 95) |
| HSL | hsl(210, 100%, 19%) |
| CMYK | cmyk(100%, 50%, 0%, 63%) |
| LAB | lab(19.8 5.8 -32.1) |
| LCH | lch(19.8 32.6 280.3) |
| OKLCH | oklch(0.310 0.096 253.3) |
Copy-ready code
/* CSS */
color: #00305f;
background-color: #00305f;
/* Tailwind (arbitrary) */
class="text-[#00305f] bg-[#00305f]"
/* SCSS */
$brand: #00305f;
/* SwiftUI */
Color(red: 0.000, green: 0.188, blue: 0.373)
/* Android */
Color.parseColor("#00305f")Accessibility — WCAG contrast
Aa
#00305f on white: 13.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#00305f on black: 1.59:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green18.8%
Blue37.3%
CMYK percentages
Cyan100.0%
Magenta49.5%
Yellow0.0%
Key (black)62.7%
Color previews
#00305f text on a black background
contrast 1.59:1
Card sample
#00305f text on a white background
contrast 13.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00305f;
Background color
Panel with #00305f background
background-color: #00305f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00305f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 48, 95, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 48, 95, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00305f; background: linear-gradient(135deg, #00305f, #0F005F);