#2597df
a balanced, vivid blue · cool · closest name: steelblue
RGB
37, 151, 223
HSL
203°, 74%, 51%
CMYK
83, 32, 0, 13
Luminance
0.2785
Every format
| HEX | #2597df |
| RGB | rgb(37, 151, 223) |
| HSL | hsl(203, 74%, 51%) |
| CMYK | cmyk(83%, 32%, 0%, 13%) |
| LAB | lab(59.8 -5.5 -45.1) |
| LCH | lch(59.8 45.5 263.0) |
| OKLCH | oklch(0.650 0.144 242.8) |
Copy-ready code
/* CSS */
color: #2597df;
background-color: #2597df;
/* Tailwind (arbitrary) */
class="text-[#2597df] bg-[#2597df]"
/* SCSS */
$brand: #2597df;
/* SwiftUI */
Color(red: 0.145, green: 0.592, blue: 0.875)
/* Android */
Color.parseColor("#2597df")Accessibility — WCAG contrast
Aa
#2597df on white: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#2597df on black: 6.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green59.2%
Blue87.5%
CMYK percentages
Cyan83.4%
Magenta32.3%
Yellow0.0%
Key (black)12.5%
Color previews
#2597df text on a black background
contrast 6.57:1
Card sample
#2597df text on a white background
contrast 3.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2597df;
Background color
Panel with #2597df background
background-color: #2597df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2597df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 151, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 151, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2597df; background: linear-gradient(135deg, #2597df, #2F25DF);