#21c7eb
a balanced, electric cyan · cool · closest name: skyblue
RGB
33, 199, 235
HSL
191°, 84%, 53%
CMYK
86, 15, 0, 8
Luminance
0.4717
Every format
| HEX | #21c7eb |
| RGB | rgb(33, 199, 235) |
| HSL | hsl(191, 84%, 53%) |
| CMYK | cmyk(86%, 15%, 0%, 8%) |
| LAB | lab(74.3 -27.3 -29.0) |
| LCH | lch(74.3 39.9 226.8) |
| OKLCH | oklch(0.767 0.133 217.8) |
Copy-ready code
/* CSS */
color: #21c7eb;
background-color: #21c7eb;
/* Tailwind (arbitrary) */
class="text-[#21c7eb] bg-[#21c7eb]"
/* SCSS */
$brand: #21c7eb;
/* SwiftUI */
Color(red: 0.129, green: 0.780, blue: 0.922)
/* Android */
Color.parseColor("#21c7eb")Accessibility — WCAG contrast
Aa
#21c7eb on white: 2.01:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21c7eb on black: 10.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green78.0%
Blue92.2%
CMYK percentages
Cyan86.0%
Magenta15.3%
Yellow0.0%
Key (black)7.8%
Color previews
#21c7eb text on a black background
contrast 10.43:1
Card sample
#21c7eb text on a white background
contrast 2.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21c7eb;
Background color
Panel with #21c7eb background
background-color: #21c7eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21c7eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 199, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 199, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21c7eb; background: linear-gradient(135deg, #21c7eb, #2140EB);