#40393d
a deep, muted gray · warm · closest name: darkslategray
RGB
64, 57, 61
HSL
326°, 6%, 24%
CMYK
0, 11, 5, 75
Luminance
0.0435
Every format
| HEX | #40393d |
| RGB | rgb(64, 57, 61) |
| HSL | hsl(326, 6%, 24%) |
| CMYK | cmyk(0%, 11%, 5%, 75%) |
| LAB | lab(24.8 3.9 -1.4) |
| LCH | lch(24.8 4.1 340.7) |
| OKLCH | oklch(0.353 0.012 342.4) |
Copy-ready code
/* CSS */
color: #40393d;
background-color: #40393d;
/* Tailwind (arbitrary) */
class="text-[#40393d] bg-[#40393d]"
/* SCSS */
$brand: #40393d;
/* SwiftUI */
Color(red: 0.251, green: 0.224, blue: 0.239)
/* Android */
Color.parseColor("#40393d")Accessibility — WCAG contrast
Aa
#40393d on white: 11.23:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#40393d on black: 1.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green22.4%
Blue23.9%
CMYK percentages
Cyan0.0%
Magenta10.9%
Yellow4.7%
Key (black)74.9%
Color previews
#40393d text on a black background
contrast 1.87:1
Card sample
#40393d text on a white background
contrast 11.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40393d;
Background color
Panel with #40393d background
background-color: #40393d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40393d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 57, 61, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 57, 61, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40393d; background: linear-gradient(135deg, #40393d, #403A39);