#99ffee
a light, electric cyan · cool · closest name: aquamarine
RGB
153, 255, 238
HSL
170°, 100%, 80%
CMYK
40, 0, 7, 0
Luminance
0.8447
Every format
| HEX | #99ffee |
| RGB | rgb(153, 255, 238) |
| HSL | hsl(170, 100%, 80%) |
| CMYK | cmyk(40%, 0%, 7%, 0%) |
| LAB | lab(93.7 -33.6 -1.2) |
| LCH | lch(93.7 33.7 182.1) |
| OKLCH | oklch(0.933 0.099 182.2) |
Copy-ready code
/* CSS */
color: #99ffee;
background-color: #99ffee;
/* Tailwind (arbitrary) */
class="text-[#99ffee] bg-[#99ffee]"
/* SCSS */
$brand: #99ffee;
/* SwiftUI */
Color(red: 0.600, green: 1.000, blue: 0.933)
/* Android */
Color.parseColor("#99ffee")Accessibility — WCAG contrast
Aa
#99ffee on white: 1.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#99ffee on black: 17.89:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red60.0%
Green100.0%
Blue93.3%
CMYK percentages
Cyan40.0%
Magenta0.0%
Yellow6.7%
Key (black)0.0%
Color previews
#99ffee text on a black background
contrast 17.89:1
Card sample
#99ffee text on a white background
contrast 1.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #99ffee;
Background color
Panel with #99ffee background
background-color: #99ffee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #99ffee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(153, 255, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(153, 255, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #99ffee; background: linear-gradient(135deg, #99ffee, #99CCFF);