HSL(221, 57%, 28%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(221,57%,28%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 57%, 28%) | color: hsl(221, 57%, 28%) | |
| HEX | #1F3870 | color: #1F3870 | |
| RGB | rgb(31, 56, 112) | color: rgb(31, 56, 112) | |
| CMYK | cmyk(72%, 50%, 0%, 56%) | — | |
| HSV | hsv(221, 72%, 44%) | — | |
| HWB | hwb(221 12% 56%) | color: hwb(221 12% 56%) | |
| OKLCH | oklch(0.3538 0.1018 263.87) | color: oklch(0.3538 0.1018 263.87) | |
| Lab | lab(24.6 11.11 -35.3) | color: lab(24.6 11.11 -35.3) | |
| LCH | lch(24.6 37.01 287.47) | color: lch(24.6 37.01 287.47) |
Color Theory
Accessibility (WCAG)
White text on color
Black text on color
Colored text
Contrast Ratios
AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
Best text on this color: white
Color Blindness Simulation
Protanopia (Red-blind)
#2A2A62 — rgb(42, 42, 98)
Deuteranopia (Green-blind)
#28275F — rgb(40, 39, 95)
Tritanopia (Blue-blind)
#205855 — rgb(32, 88, 85)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 57%, 28%);
text
color: hsl(221, 57%, 28%);
border
border: 2px solid hsl(221, 57%, 28%);
gradient light
background: linear-gradient(to right, hsl(221, 57%, 48%), hsl(221, 57%, 28%));
gradient dark
background: linear-gradient(to right, hsl(221, 57%, 28%), hsl(221, 57%, 8%))
hex
background-color: #1F3870;
tailwind
bg-[hsl(221,57%,28%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 57%, 28%, 0.4);
css variable
--color-primary: hsl(221, 57%, 28%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 57%, 28%)?
HEX: #1F3870 | RGB: rgb(31, 56, 112) | CMYK: 72%, 50%, 0%, 56% | HSV: 221°, 72%, 44%. Copy any format from the conversion table above.
What colors go well with #1F3870?
The complementary color is HSL(41, 57%, 28%). For a triadic harmony, use hues 221°, 341°, and 101°. For analogous combinations, try hues 191° and 251°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(221, 57%, 28%) in CSS?
As HSL: color: hsl(221, 57%, 28%); — As HEX: color: #1F3870; — As RGB: color: rgb(31, 56, 112); — Tailwind CSS: bg-[hsl(221,57%,28%)] — CSS variable: --color-primary: hsl(221, 57%, 28%);