#665c01
a deep, electric yellow · cool · closest name: olive
RGB
102, 92, 1
HSL
54°, 98%, 20%
CMYK
0, 10, 99, 60
Luminance
0.1048
Every format
| HEX | #665c01 |
| RGB | rgb(102, 92, 1) |
| HSL | hsl(54, 98%, 20%) |
| CMYK | cmyk(0%, 10%, 99%, 60%) |
| LAB | lab(38.7 -5.2 45.7) |
| LCH | lch(38.7 46.0 96.5) |
| OKLCH | oklch(0.470 0.098 102.0) |
Copy-ready code
/* CSS */
color: #665c01;
background-color: #665c01;
/* Tailwind (arbitrary) */
class="text-[#665c01] bg-[#665c01]"
/* SCSS */
$brand: #665c01;
/* SwiftUI */
Color(red: 0.400, green: 0.361, blue: 0.004)
/* Android */
Color.parseColor("#665c01")Accessibility — WCAG contrast
Aa
#665c01 on white: 6.78:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#665c01 on black: 3.10:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green36.1%
Blue0.4%
CMYK percentages
Cyan0.0%
Magenta9.8%
Yellow99.0%
Key (black)60.0%
Color previews
#665c01 text on a black background
contrast 3.10:1
Card sample
#665c01 text on a white background
contrast 6.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #665c01;
Background color
Panel with #665c01 background
background-color: #665c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #665c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 92, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 92, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #665c01; background: linear-gradient(135deg, #665c01, #2D6601);