#28393d
a deep, soft cyan · cool · closest name: darkslategray
RGB
40, 57, 61
HSL
191°, 21%, 20%
CMYK
34, 7, 0, 76
Luminance
0.0371
Every format
| HEX | #28393d |
| RGB | rgb(40, 57, 61) |
| HSL | hsl(191, 21%, 20%) |
| CMYK | cmyk(34%, 7%, 0%, 76%) |
| LAB | lab(22.7 -5.7 -4.7) |
| LCH | lch(22.7 7.4 219.5) |
| OKLCH | oklch(0.331 0.023 213.8) |
Copy-ready code
/* CSS */
color: #28393d;
background-color: #28393d;
/* Tailwind (arbitrary) */
class="text-[#28393d] bg-[#28393d]"
/* SCSS */
$brand: #28393d;
/* SwiftUI */
Color(red: 0.157, green: 0.224, blue: 0.239)
/* Android */
Color.parseColor("#28393d")Accessibility — WCAG contrast
Aa
#28393d on white: 12.05:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#28393d on black: 1.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green22.4%
Blue23.9%
CMYK percentages
Cyan34.4%
Magenta6.6%
Yellow0.0%
Key (black)76.1%
Color previews
#28393d text on a black background
contrast 1.74:1
Card sample
#28393d text on a white background
contrast 12.05:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28393d;
Background color
Panel with #28393d background
background-color: #28393d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28393d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 57, 61, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 57, 61, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28393d; background: linear-gradient(135deg, #28393d, #282B3D);