HSL(237, 22%, 9%)
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(237,22%,9%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 22%, 9%) | color: hsl(237, 22%, 9%) | |
| HEX | #12121C | color: #12121C | |
| RGB | rgb(18, 18, 28) | color: rgb(18, 18, 28) | |
| CMYK | cmyk(36%, 36%, 0%, 89%) | — | |
| HSV | hsv(240, 36%, 11%) | — | |
| HWB | hwb(240 7% 89%) | color: hwb(240 7% 89%) | |
| OKLCH | oklch(0.1873 0.0203 284.28) | color: oklch(0.1873 0.0203 284.28) | |
| Lab | lab(5.83 2.55 -6.72) | color: lab(5.83 2.55 -6.72) | |
| LCH | lch(5.83 7.19 290.78) | color: lch(5.83 7.19 290.78) |
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)
#12121A — rgb(18, 18, 26)
Deuteranopia (Green-blind)
#121219 — rgb(18, 18, 25)
Tritanopia (Blue-blind)
#121817 — rgb(18, 24, 23)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 22%, 9%);
text
color: hsl(237, 22%, 9%);
border
border: 2px solid hsl(237, 22%, 9%);
gradient light
background: linear-gradient(to right, hsl(237, 22%, 29%), hsl(237, 22%, 9%));
gradient dark
background: linear-gradient(to right, hsl(237, 22%, 9%), hsl(237, 22%, 0%))
hex
background-color: #12121C;
tailwind
bg-[hsl(237,22%,9%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 22%, 9%, 0.4);
css variable
--color-primary: hsl(237, 22%, 9%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 22%, 9%)?
HEX: #12121C | RGB: rgb(18, 18, 28) | CMYK: 36%, 36%, 0%, 89% | HSV: 240°, 36%, 11%. Copy any format from the conversion table above.
What colors go well with #12121C?
The complementary color is HSL(57, 22%, 9%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(237, 22%, 9%) in CSS?
As HSL: color: hsl(237, 22%, 9%); — As HEX: color: #12121C; — As RGB: color: rgb(18, 18, 28); — Tailwind CSS: bg-[hsl(237,22%,9%)] — CSS variable: --color-primary: hsl(237, 22%, 9%);