#259ddf
a balanced, vivid blue · cool · closest name: steelblue
RGB
37, 157, 223
HSL
201°, 74%, 51%
CMYK
83, 30, 0, 13
Luminance
0.2983
Every format
| HEX | #259ddf |
| RGB | rgb(37, 157, 223) |
| HSL | hsl(201, 74%, 51%) |
| CMYK | cmyk(83%, 30%, 0%, 13%) |
| LAB | lab(61.5 -9.0 -42.4) |
| LCH | lch(61.5 43.3 258.1) |
| OKLCH | oklch(0.664 0.140 239.4) |
Copy-ready code
/* CSS */
color: #259ddf;
background-color: #259ddf;
/* Tailwind (arbitrary) */
class="text-[#259ddf] bg-[#259ddf]"
/* SCSS */
$brand: #259ddf;
/* SwiftUI */
Color(red: 0.145, green: 0.616, blue: 0.875)
/* Android */
Color.parseColor("#259ddf")Accessibility — WCAG contrast
Aa
#259ddf on white: 3.01:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#259ddf on black: 6.97:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green61.6%
Blue87.5%
CMYK percentages
Cyan83.4%
Magenta29.6%
Yellow0.0%
Key (black)12.5%
Color previews
#259ddf text on a black background
contrast 6.97:1
Card sample
#259ddf text on a white background
contrast 3.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #259ddf;
Background color
Panel with #259ddf background
background-color: #259ddf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #259ddf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 157, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 157, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #259ddf; background: linear-gradient(135deg, #259ddf, #2925DF);