#645c01
a deep, electric yellow · cool · closest name: olive
RGB
100, 92, 1
HSL
55°, 98%, 20%
CMYK
0, 8, 99, 61
Luminance
0.1037
Every format
| HEX | #645c01 |
| RGB | rgb(100, 92, 1) |
| HSL | hsl(55, 98%, 20%) |
| CMYK | cmyk(0%, 8%, 99%, 61%) |
| LAB | lab(38.5 -6.2 45.5) |
| LCH | lch(38.5 45.9 97.8) |
| OKLCH | oklch(0.468 0.098 103.6) |
Copy-ready code
/* CSS */
color: #645c01;
background-color: #645c01;
/* Tailwind (arbitrary) */
class="text-[#645c01] bg-[#645c01]"
/* SCSS */
$brand: #645c01;
/* SwiftUI */
Color(red: 0.392, green: 0.361, blue: 0.004)
/* Android */
Color.parseColor("#645c01")Accessibility — WCAG contrast
Aa
#645c01 on white: 6.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#645c01 on black: 3.07:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green36.1%
Blue0.4%
CMYK percentages
Cyan0.0%
Magenta8.0%
Yellow99.0%
Key (black)60.8%
Color previews
#645c01 text on a black background
contrast 3.07:1
Card sample
#645c01 text on a white background
contrast 6.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #645c01;
Background color
Panel with #645c01 background
background-color: #645c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #645c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 92, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 92, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #645c01; background: linear-gradient(135deg, #645c01, #2A6401);