HSL(221, 16%, 11%)
Very Dark Blue — Blue color
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Color Information
Color Name
Very Dark Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
N/A
CSS Class
bg-[hsl(221,16%,11%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 16%, 11%) | color: hsl(221, 16%, 11%) | |
| HEX | #181A21 | color: #181A21 | |
| RGB | rgb(24, 26, 33) | color: rgb(24, 26, 33) | |
| CMYK | cmyk(27%, 21%, 0%, 87%) | — | |
| HSV | hsv(227, 27%, 13%) | — | |
| HWB | hwb(227 9% 87%) | color: hwb(227 9% 87%) | |
| OKLCH | oklch(0.2188 0.0141 272.66) | color: oklch(0.2188 0.0141 272.66) | |
| Lab | lab(9.34 1.07 -5.15) | color: lab(9.34 1.07 -5.15) | |
| LCH | lch(9.34 5.26 281.74) | color: lch(9.34 5.26 281.74) |
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)
#19191F — rgb(25, 25, 31)
Deuteranopia (Green-blind)
#19191F — rgb(25, 25, 31)
Tritanopia (Blue-blind)
#181E1E — rgb(24, 30, 30)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 16%, 11%);
text
color: hsl(221, 16%, 11%);
border
border: 2px solid hsl(221, 16%, 11%);
gradient light
background: linear-gradient(to right, hsl(221, 16%, 31%), hsl(221, 16%, 11%));
gradient dark
background: linear-gradient(to right, hsl(221, 16%, 11%), hsl(221, 16%, 0%))
hex
background-color: #181A21;
tailwind
bg-[hsl(221,16%,11%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 16%, 11%, 0.4);
css variable
--color-primary: hsl(221, 16%, 11%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 16%, 11%)?
HEX: #181A21 | RGB: rgb(24, 26, 33) | CMYK: 27%, 21%, 0%, 87% | HSV: 227°, 27%, 13%. Copy any format from the conversion table above.
What colors go well with #181A21?
The complementary color is HSL(41, 16%, 11%). 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, 16%, 11%) in CSS?
As HSL: color: hsl(221, 16%, 11%); — As HEX: color: #181A21; — As RGB: color: rgb(24, 26, 33); — Tailwind CSS: bg-[hsl(221,16%,11%)] — CSS variable: --color-primary: hsl(221, 16%, 11%);