#90f9df
a light, electric cyan · cool · closest name: aquamarine
RGB
144, 249, 223
HSL
165°, 90%, 77%
CMYK
42, 0, 10, 2
Luminance
0.7901
Every format
| HEX | #90f9df |
| RGB | rgb(144, 249, 223) |
| HSL | hsl(165, 90%, 77%) |
| CMYK | cmyk(42%, 0%, 10%, 2%) |
| LAB | lab(91.2 -36.5 3.0) |
| LCH | lch(91.2 36.6 175.4) |
| OKLCH | oklch(0.911 0.105 176.0) |
Copy-ready code
/* CSS */
color: #90f9df;
background-color: #90f9df;
/* Tailwind (arbitrary) */
class="text-[#90f9df] bg-[#90f9df]"
/* SCSS */
$brand: #90f9df;
/* SwiftUI */
Color(red: 0.565, green: 0.976, blue: 0.875)
/* Android */
Color.parseColor("#90f9df")Accessibility — WCAG contrast
Aa
#90f9df on white: 1.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#90f9df on black: 16.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red56.5%
Green97.6%
Blue87.5%
CMYK percentages
Cyan42.2%
Magenta0.0%
Yellow10.4%
Key (black)2.4%
Color previews
#90f9df text on a black background
contrast 16.80:1
Card sample
#90f9df text on a white background
contrast 1.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #90f9df;
Background color
Panel with #90f9df background
background-color: #90f9df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #90f9df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(144, 249, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(144, 249, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #90f9df; background: linear-gradient(135deg, #90f9df, #90CDF9);