HSL(231, 87%, 4%)
Very Dark Blue — Blue color
Adjust Color
Color Information
Color Name
Very Dark Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(231,87%,4%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(231, 87%, 4%) | color: hsl(231, 87%, 4%) | |
| HEX | #010413 | color: #010413 | |
| RGB | rgb(1, 4, 19) | color: rgb(1, 4, 19) | |
| CMYK | cmyk(95%, 79%, 0%, 93%) | — | |
| HSV | hsv(230, 95%, 7%) | — | |
| HWB | hwb(230 0% 93%) | color: hwb(230 0% 93%) | |
| OKLCH | oklch(0.1138 0.0394 263.66) | color: oklch(0.1138 0.0394 263.66) | |
| Lab | lab(1.27 1.64 -6.88) | color: lab(1.27 1.64 -6.88) | |
| LCH | lch(1.27 7.07 283.41) | color: lch(1.27 7.07 283.41) |
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)
#02020F — rgb(2, 2, 15)
Deuteranopia (Green-blind)
#02020F — rgb(2, 2, 15)
Tritanopia (Blue-blind)
#010D0C — rgb(1, 13, 12)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(231, 87%, 4%);
text
color: hsl(231, 87%, 4%);
border
border: 2px solid hsl(231, 87%, 4%);
gradient light
background: linear-gradient(to right, hsl(231, 87%, 24%), hsl(231, 87%, 4%));
gradient dark
background: linear-gradient(to right, hsl(231, 87%, 4%), hsl(231, 87%, 0%))
hex
background-color: #010413;
tailwind
bg-[hsl(231,87%,4%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(231, 87%, 4%, 0.4);
css variable
--color-primary: hsl(231, 87%, 4%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(231, 87%, 4%)?
HEX: #010413 | RGB: rgb(1, 4, 19) | CMYK: 95%, 79%, 0%, 93% | HSV: 230°, 95%, 7%. Copy any format from the conversion table above.
What colors go well with #010413?
The complementary color is HSL(51, 87%, 4%). 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%, 4%) in CSS?
As HSL: color: hsl(231, 87%, 4%); — As HEX: color: #010413; — As RGB: color: rgb(1, 4, 19); — Tailwind CSS: bg-[hsl(231,87%,4%)] — CSS variable: --color-primary: hsl(231, 87%, 4%);