#0099dd
a dark, electric cyan · cool · closest name: steelblue
RGB
0, 153, 221
HSL
199°, 100%, 43%
CMYK
100, 31, 0, 13
Luminance
0.2800
Every format
| HEX | #0099dd |
| RGB | rgb(0, 153, 221) |
| HSL | hsl(199, 100%, 43%) |
| CMYK | cmyk(100%, 31%, 0%, 13%) |
| LAB | lab(59.9 -9.2 -43.8) |
| LCH | lch(59.9 44.8 258.2) |
| OKLCH | oklch(0.649 0.146 238.7) |
Copy-ready code
/* CSS */
color: #0099dd;
background-color: #0099dd;
/* Tailwind (arbitrary) */
class="text-[#0099dd] bg-[#0099dd]"
/* SCSS */
$brand: #0099dd;
/* SwiftUI */
Color(red: 0.000, green: 0.600, blue: 0.867)
/* Android */
Color.parseColor("#0099dd")Accessibility — WCAG contrast
Aa
#0099dd on white: 3.18:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#0099dd on black: 6.60:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green60.0%
Blue86.7%
CMYK percentages
Cyan100.0%
Magenta30.8%
Yellow0.0%
Key (black)13.3%
Color previews
#0099dd text on a black background
contrast 6.60:1
Card sample
#0099dd text on a white background
contrast 3.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0099dd;
Background color
Panel with #0099dd background
background-color: #0099dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0099dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 153, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 153, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0099dd; background: linear-gradient(135deg, #0099dd, #0006DD);