HSL(251, 66%, 3%)

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(251,66%,3%)]

Color Conversions

Format Value CSS Usage
HSL hsl(251, 66%, 3%) color: hsl(251, 66%, 3%)
HEX #04030D color: #04030D
RGB rgb(4, 3, 13) color: rgb(4, 3, 13)
CMYK cmyk(69%, 77%, 0%, 95%)
HSV hsv(246, 77%, 5%)
HWB hwb(246 1% 95%) color: hwb(246 1% 95%)
OKLCH oklch(0.1086 0.0282 287.55) color: oklch(0.1086 0.0282 287.55)
Lab lab(1.08 1.69 -3.79) color: lab(1.08 1.69 -3.79)
LCH lch(1.08 4.15 294.03) color: lch(1.08 4.15 294.03)

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 20.51:1
vs Black 1.02:1

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)

#04040B — rgb(4, 4, 11)

Deuteranopia (Green-blind)

#04040A — rgb(4, 4, 10)

Tritanopia (Blue-blind)

#040908 — rgb(4, 9, 8)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(251, 66%, 3%);

text

color: hsl(251, 66%, 3%);

border

border: 2px solid hsl(251, 66%, 3%);

gradient light

background: linear-gradient(to right, hsl(251, 66%, 23%), hsl(251, 66%, 3%));

gradient dark

background: linear-gradient(to right, hsl(251, 66%, 3%), hsl(251, 66%, 0%))

hex

background-color: #04030D;

tailwind

bg-[hsl(251,66%,3%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(251, 66%, 3%, 0.4);

css variable

--color-primary: hsl(251, 66%, 3%);

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(251, 66%, 3%)?

HEX: #04030D | RGB: rgb(4, 3, 13) | CMYK: 69%, 77%, 0%, 95% | HSV: 246°, 77%, 5%. Copy any format from the conversion table above.

What colors go well with #04030D?

The complementary color is HSL(71, 66%, 3%). For a triadic harmony, use hues 251°, 11°, and 131°. For analogous combinations, try hues 221° and 281°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(251, 66%, 3%) in CSS?

As HSL: color: hsl(251, 66%, 3%); — As HEX: color: #04030D; — As RGB: color: rgb(4, 3, 13); — Tailwind CSS: bg-[hsl(251,66%,3%)] — CSS variable: --color-primary: hsl(251, 66%, 3%);