HSL(221, 71%, 6%)
Very Dark Blue — Blue color
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Color Information
Color Name
Very Dark Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(221,71%,6%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 71%, 6%) | color: hsl(221, 71%, 6%) | |
| HEX | #040B1A | color: #040B1A | |
| RGB | rgb(4, 11, 26) | color: rgb(4, 11, 26) | |
| CMYK | cmyk(85%, 58%, 0%, 90%) | — | |
| HSV | hsv(221, 85%, 10%) | — | |
| HWB | hwb(221 2% 90%) | color: hwb(221 2% 90%) | |
| OKLCH | oklch(0.1511 0.035 260.73) | color: oklch(0.1511 0.035 260.73) | |
| Lab | lab(3.07 1.36 -9.34) | color: lab(3.07 1.36 -9.34) | |
| LCH | lch(3.07 9.44 278.28) | color: lch(3.07 9.44 278.28) |
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)
#070716 — rgb(7, 7, 22)
Deuteranopia (Green-blind)
#070616 — rgb(7, 6, 22)
Tritanopia (Blue-blind)
#041413 — rgb(4, 20, 19)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 71%, 6%);
text
color: hsl(221, 71%, 6%);
border
border: 2px solid hsl(221, 71%, 6%);
gradient light
background: linear-gradient(to right, hsl(221, 71%, 26%), hsl(221, 71%, 6%));
gradient dark
background: linear-gradient(to right, hsl(221, 71%, 6%), hsl(221, 71%, 0%))
hex
background-color: #040B1A;
tailwind
bg-[hsl(221,71%,6%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 71%, 6%, 0.4);
css variable
--color-primary: hsl(221, 71%, 6%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 71%, 6%)?
HEX: #040B1A | RGB: rgb(4, 11, 26) | CMYK: 85%, 58%, 0%, 90% | HSV: 221°, 85%, 10%. Copy any format from the conversion table above.
What colors go well with #040B1A?
The complementary color is HSL(41, 71%, 6%). 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, 71%, 6%) in CSS?
As HSL: color: hsl(221, 71%, 6%); — As HEX: color: #040B1A; — As RGB: color: rgb(4, 11, 26); — Tailwind CSS: bg-[hsl(221,71%,6%)] — CSS variable: --color-primary: hsl(221, 71%, 6%);