HSL(230, 83%, 7%)

Very Dark Blue — Blue color

Adjust Color

Color Information

Color Name

Very Dark Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(230,83%,7%)]

Color Conversions

Format Value CSS Usage
HSL hsl(230, 83%, 7%) color: hsl(230, 83%, 7%)
HEX #030821 color: #030821
RGB rgb(3, 8, 33) color: rgb(3, 8, 33)
CMYK cmyk(91%, 76%, 0%, 87%)
HSV hsv(230, 91%, 13%)
HWB hwb(230 1% 87%) color: hwb(230 1% 87%)
OKLCH oklch(0.1478 0.0542 267.04) color: oklch(0.1478 0.0542 267.04)
Lab lab(2.74 4.55 -15.39) color: lab(2.74 4.55 -15.39)
LCH lch(2.74 16.05 286.47) color: lch(2.74 16.05 286.47)

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 19.8:1
vs Black 1.06:1

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)

#05051B — rgb(5, 5, 27)

Deuteranopia (Green-blind)

#05051A — rgb(5, 5, 26)

Tritanopia (Blue-blind)

#031615 — rgb(3, 22, 21)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(230, 83%, 7%);

text

color: hsl(230, 83%, 7%);

border

border: 2px solid hsl(230, 83%, 7%);

gradient light

background: linear-gradient(to right, hsl(230, 83%, 27%), hsl(230, 83%, 7%));

gradient dark

background: linear-gradient(to right, hsl(230, 83%, 7%), hsl(230, 83%, 0%))

hex

background-color: #030821;

tailwind

bg-[hsl(230,83%,7%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(230, 83%, 7%, 0.4);

css variable

--color-primary: hsl(230, 83%, 7%);

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(230, 83%, 7%)?

HEX: #030821 | RGB: rgb(3, 8, 33) | CMYK: 91%, 76%, 0%, 87% | HSV: 230°, 91%, 13%. Copy any format from the conversion table above.

What colors go well with #030821?

The complementary color is HSL(50, 83%, 7%). For a triadic harmony, use hues 230°, 350°, and 110°. For analogous combinations, try hues 200° and 260°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(230, 83%, 7%) in CSS?

As HSL: color: hsl(230, 83%, 7%); — As HEX: color: #030821; — As RGB: color: rgb(3, 8, 33); — Tailwind CSS: bg-[hsl(230,83%,7%)] — CSS variable: --color-primary: hsl(230, 83%, 7%);