#23398f
a dark, vivid blue · warm · closest name: midnightblue
RGB
35, 57, 143
HSL
228°, 61%, 35%
CMYK
76, 60, 0, 44
Luminance
0.0527
Every format
| HEX | #23398f |
| RGB | rgb(35, 57, 143) |
| HSL | hsl(228, 61%, 35%) |
| CMYK | cmyk(76%, 60%, 0%, 44%) |
| LAB | lab(27.5 23.3 -50.1) |
| LCH | lch(27.5 55.3 294.9) |
| OKLCH | oklch(0.384 0.145 267.9) |
Copy-ready code
/* CSS */
color: #23398f;
background-color: #23398f;
/* Tailwind (arbitrary) */
class="text-[#23398f] bg-[#23398f]"
/* SCSS */
$brand: #23398f;
/* SwiftUI */
Color(red: 0.137, green: 0.224, blue: 0.561)
/* Android */
Color.parseColor("#23398f")Accessibility — WCAG contrast
Aa
#23398f on white: 10.23:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#23398f on black: 2.05:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green22.4%
Blue56.1%
CMYK percentages
Cyan75.5%
Magenta60.1%
Yellow0.0%
Key (black)43.9%
Color previews
#23398f text on a black background
contrast 2.05:1
Card sample
#23398f text on a white background
contrast 10.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #23398f;
Background color
Panel with #23398f background
background-color: #23398f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #23398f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 57, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 57, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #23398f; background: linear-gradient(135deg, #23398f, #55238F);