HSL(243, 73%, 4%)
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(243,73%,4%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(243, 73%, 4%) | color: hsl(243, 73%, 4%) | |
| HEX | #030312 | color: #030312 | |
| RGB | rgb(3, 3, 18) | color: rgb(3, 3, 18) | |
| CMYK | cmyk(83%, 83%, 0%, 93%) | — | |
| HSV | hsv(240, 83%, 7%) | — | |
| HWB | hwb(240 1% 93%) | color: hwb(240 1% 93%) | |
| OKLCH | oklch(0.1116 0.0387 278.09) | color: oklch(0.1116 0.0387 278.09) | |
| Lab | lab(1.16 2.35 -6.41) | color: lab(1.16 2.35 -6.41) | |
| LCH | lch(1.16 6.83 290.13) | color: lch(1.16 6.83 290.13) |
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)
#03030E — rgb(3, 3, 14)
Deuteranopia (Green-blind)
#03030E — rgb(3, 3, 14)
Tritanopia (Blue-blind)
#030C0B — rgb(3, 12, 11)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(243, 73%, 4%);
text
color: hsl(243, 73%, 4%);
border
border: 2px solid hsl(243, 73%, 4%);
gradient light
background: linear-gradient(to right, hsl(243, 73%, 24%), hsl(243, 73%, 4%));
gradient dark
background: linear-gradient(to right, hsl(243, 73%, 4%), hsl(243, 73%, 0%))
hex
background-color: #030312;
tailwind
bg-[hsl(243,73%,4%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(243, 73%, 4%, 0.4);
css variable
--color-primary: hsl(243, 73%, 4%);
Related Colors
Use Cases for Very Dark Blue
Frequently Asked Questions
What are all the color codes for HSL(243, 73%, 4%)?
HEX: #030312 | RGB: rgb(3, 3, 18) | CMYK: 83%, 83%, 0%, 93% | HSV: 240°, 83%, 7%. Copy any format from the conversion table above.
What colors go well with #030312?
The complementary color is HSL(63, 73%, 4%). For a triadic harmony, use hues 243°, 3°, and 123°. For analogous combinations, try hues 213° and 273°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(243, 73%, 4%) in CSS?
As HSL: color: hsl(243, 73%, 4%); — As HEX: color: #030312; — As RGB: color: rgb(3, 3, 18); — Tailwind CSS: bg-[hsl(243,73%,4%)] — CSS variable: --color-primary: hsl(243, 73%, 4%);