HSL(231, 72%, 18%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(231,72%,18%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(231, 72%, 18%) | color: hsl(231, 72%, 18%) | |
| HEX | #0D174F | color: #0D174F | |
| RGB | rgb(13, 23, 79) | color: rgb(13, 23, 79) | |
| CMYK | cmyk(84%, 71%, 0%, 69%) | — | |
| HSV | hsv(231, 84%, 31%) | — | |
| HWB | hwb(231 5% 69%) | color: hwb(231 5% 69%) | |
| OKLCH | oklch(0.2403 0.1029 269.01) | color: oklch(0.2403 0.1029 269.01) | |
| Lab | lab(11.01 18.87 -35.56) | color: lab(11.01 18.87 -35.56) | |
| LCH | lch(11.01 40.26 297.95) | color: lch(11.01 40.26 297.95) |
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)
#111141 — rgb(17, 17, 65)
Deuteranopia (Green-blind)
#11103E — rgb(17, 16, 62)
Tritanopia (Blue-blind)
#0E3734 — rgb(14, 55, 52)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(231, 72%, 18%);
text
color: hsl(231, 72%, 18%);
border
border: 2px solid hsl(231, 72%, 18%);
gradient light
background: linear-gradient(to right, hsl(231, 72%, 38%), hsl(231, 72%, 18%));
gradient dark
background: linear-gradient(to right, hsl(231, 72%, 18%), hsl(231, 72%, 0%))
hex
background-color: #0D174F;
tailwind
bg-[hsl(231,72%,18%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(231, 72%, 18%, 0.4);
css variable
--color-primary: hsl(231, 72%, 18%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(231, 72%, 18%)?
HEX: #0D174F | RGB: rgb(13, 23, 79) | CMYK: 84%, 71%, 0%, 69% | HSV: 231°, 84%, 31%. Copy any format from the conversion table above.
What colors go well with #0D174F?
The complementary color is HSL(51, 72%, 18%). For a triadic harmony, use hues 231°, 351°, and 111°. For analogous combinations, try hues 201° and 261°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(231, 72%, 18%) in CSS?
As HSL: color: hsl(231, 72%, 18%); — As HEX: color: #0D174F; — As RGB: color: rgb(13, 23, 79); — Tailwind CSS: bg-[hsl(231,72%,18%)] — CSS variable: --color-primary: hsl(231, 72%, 18%);