HSL(231, 87%, 30%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(231,87%,30%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(231, 87%, 30%) | color: hsl(231, 87%, 30%) | |
| HEX | #0A1E8F | color: #0A1E8F | |
| RGB | rgb(10, 30, 143) | color: rgb(10, 30, 143) | |
| CMYK | cmyk(93%, 79%, 0%, 44%) | — | |
| HSV | hsv(231, 93%, 56%) | — | |
| HWB | hwb(231 4% 44%) | color: hwb(231 4% 44%) | |
| OKLCH | oklch(0.3261 0.1818 265.79) | color: oklch(0.3261 0.1818 265.79) | |
| Lab | lab(19.95 38.99 -62.52) | color: lab(19.95 38.99 -62.52) | |
| LCH | lch(19.95 73.68 301.95) | color: lch(19.95 73.68 301.95) |
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)
#131374 — rgb(19, 19, 116)
Deuteranopia (Green-blind)
#12106D — rgb(18, 16, 109)
Tritanopia (Blue-blind)
#0B5E59 — rgb(11, 94, 89)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(231, 87%, 30%);
text
color: hsl(231, 87%, 30%);
border
border: 2px solid hsl(231, 87%, 30%);
gradient light
background: linear-gradient(to right, hsl(231, 87%, 50%), hsl(231, 87%, 30%));
gradient dark
background: linear-gradient(to right, hsl(231, 87%, 30%), hsl(231, 87%, 10%))
hex
background-color: #0A1E8F;
tailwind
bg-[hsl(231,87%,30%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(231, 87%, 30%, 0.4);
css variable
--color-primary: hsl(231, 87%, 30%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(231, 87%, 30%)?
HEX: #0A1E8F | RGB: rgb(10, 30, 143) | CMYK: 93%, 79%, 0%, 44% | HSV: 231°, 93%, 56%. Copy any format from the conversion table above.
What colors go well with #0A1E8F?
The complementary color is HSL(51, 87%, 30%). 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, 87%, 30%) in CSS?
As HSL: color: hsl(231, 87%, 30%); — As HEX: color: #0A1E8F; — As RGB: color: rgb(10, 30, 143); — Tailwind CSS: bg-[hsl(231,87%,30%)] — CSS variable: --color-primary: hsl(231, 87%, 30%);