HSL(221, 98%, 5%)

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(221,98%,5%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 98%, 5%) color: hsl(221, 98%, 5%)
HEX #000819 color: #000819
RGB rgb(0, 8, 25) color: rgb(0, 8, 25)
CMYK cmyk(100%, 68%, 0%, 90%)
HSV hsv(221, 100%, 10%)
HWB hwb(221 0% 90%) color: hwb(221 0% 90%)
OKLCH oklch(0.1353 0.0429 253.84) color: oklch(0.1353 0.0429 253.84)
Lab lab(2.2 1.25 -9.83) color: lab(2.2 1.25 -9.83)
LCH lch(2.2 9.91 277.25) color: lch(2.2 9.91 277.25)

Color Theory

Complementary

Triadic

Analogous

Tetradic (Square)

Split-Complementary

Accessibility (WCAG)

White text on color

Black text on color

Color on white bg

Colored text

Contrast Ratios

vs White 20.02:1
vs Black 1.05:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: FAIL ✗

AAA Normal (7:1)

on White: PASS ✓

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#030415 — rgb(3, 4, 21)

Deuteranopia (Green-blind)

#030214 — rgb(3, 2, 20)

Tritanopia (Blue-blind)

#001211 — rgb(0, 18, 17)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 98%, 5%);

text

color: hsl(221, 98%, 5%);

border

border: 2px solid hsl(221, 98%, 5%);

gradient light

background: linear-gradient(to right, hsl(221, 98%, 25%), hsl(221, 98%, 5%));

gradient dark

background: linear-gradient(to right, hsl(221, 98%, 5%), hsl(221, 98%, 0%))

hex

background-color: #000819;

tailwind

bg-[hsl(221,98%,5%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 98%, 5%, 0.4);

css variable

--color-primary: hsl(221, 98%, 5%);

Related Colors

Use Cases for Very Dark Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(221, 98%, 5%)?

HEX: #000819 | RGB: rgb(0, 8, 25) | CMYK: 100%, 68%, 0%, 90% | HSV: 221°, 100%, 10%. Copy any format from the conversion table above.

What colors go well with #000819?

The complementary color is HSL(41, 98%, 5%). 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, 98%, 5%) in CSS?

As HSL: color: hsl(221, 98%, 5%); — As HEX: color: #000819; — As RGB: color: rgb(0, 8, 25); — Tailwind CSS: bg-[hsl(221,98%,5%)] — CSS variable: --color-primary: hsl(221, 98%, 5%);