#188fdf
a balanced, electric blue · cool · closest name: steelblue
RGB
24, 143, 223
HSL
204°, 81%, 48%
CMYK
89, 36, 0, 13
Luminance
0.2517
Every format
| HEX | #188fdf |
| RGB | rgb(24, 143, 223) |
| HSL | hsl(204, 81%, 48%) |
| CMYK | cmyk(89%, 36%, 0%, 13%) |
| LAB | lab(57.2 -1.8 -49.1) |
| LCH | lch(57.2 49.1 267.9) |
| OKLCH | oklch(0.629 0.154 245.7) |
Copy-ready code
/* CSS */
color: #188fdf;
background-color: #188fdf;
/* Tailwind (arbitrary) */
class="text-[#188fdf] bg-[#188fdf]"
/* SCSS */
$brand: #188fdf;
/* SwiftUI */
Color(red: 0.094, green: 0.561, blue: 0.875)
/* Android */
Color.parseColor("#188fdf")Accessibility — WCAG contrast
Aa
#188fdf on white: 3.48:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#188fdf on black: 6.03:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green56.1%
Blue87.5%
CMYK percentages
Cyan89.2%
Magenta35.9%
Yellow0.0%
Key (black)12.5%
Color previews
#188fdf text on a black background
contrast 6.03:1
Card sample
#188fdf text on a white background
contrast 3.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #188fdf;
Background color
Panel with #188fdf background
background-color: #188fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #188fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 143, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 143, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #188fdf; background: linear-gradient(135deg, #188fdf, #2618DF);