HSL(217, 11%, 4%)
Very Dark Blue — Blue color
Adjust Color
Color Information
Color Name
Very Dark Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
N/A
CSS Class
bg-[hsl(217,11%,4%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(217, 11%, 4%) | color: hsl(217, 11%, 4%) | |
| HEX | #090A0B | color: #090A0B | |
| RGB | rgb(9, 10, 11) | color: rgb(9, 10, 11) | |
| CMYK | cmyk(18%, 9%, 0%, 96%) | — | |
| HSV | hsv(210, 18%, 4%) | — | |
| HWB | hwb(210 3% 96%) | color: hwb(210 3% 96%) | |
| OKLCH | oklch(0.144 0.0028 247.09) | color: oklch(0.144 0.0028 247.09) | |
| Lab | lab(2.7 -0.12 -0.48) | color: lab(2.7 -0.12 -0.48) | |
| LCH | lch(2.7 0.49 255.96) | color: lch(2.7 0.49 255.96) |
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)
#09090B — rgb(9, 9, 11)
Deuteranopia (Green-blind)
#09090B — rgb(9, 9, 11)
Tritanopia (Blue-blind)
#090B0B — rgb(9, 11, 11)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(217, 11%, 4%);
text
color: hsl(217, 11%, 4%);
border
border: 2px solid hsl(217, 11%, 4%);
gradient light
background: linear-gradient(to right, hsl(217, 11%, 24%), hsl(217, 11%, 4%));
gradient dark
background: linear-gradient(to right, hsl(217, 11%, 4%), hsl(217, 11%, 0%))
hex
background-color: #090A0B;
tailwind
bg-[hsl(217,11%,4%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(217, 11%, 4%, 0.4);
css variable
--color-primary: hsl(217, 11%, 4%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(217, 11%, 4%)?
HEX: #090A0B | RGB: rgb(9, 10, 11) | CMYK: 18%, 9%, 0%, 96% | HSV: 210°, 18%, 4%. Copy any format from the conversion table above.
What colors go well with #090A0B?
The complementary color is HSL(37, 11%, 4%). For a triadic harmony, use hues 217°, 337°, and 97°. For analogous combinations, try hues 187° and 247°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(217, 11%, 4%) in CSS?
As HSL: color: hsl(217, 11%, 4%); — As HEX: color: #090A0B; — As RGB: color: rgb(9, 10, 11); — Tailwind CSS: bg-[hsl(217,11%,4%)] — CSS variable: --color-primary: hsl(217, 11%, 4%);