HSL(237, 55%, 9%)

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(237,55%,9%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 55%, 9%) color: hsl(237, 55%, 9%)
HEX #0A0C24 color: #0A0C24
RGB rgb(10, 12, 36) color: rgb(10, 12, 36)
CMYK cmyk(72%, 67%, 0%, 86%)
HSV hsv(235, 72%, 14%)
HWB hwb(235 4% 86%) color: hwb(235 4% 86%)
OKLCH oklch(0.1689 0.0492 276.2) color: oklch(0.1689 0.0492 276.2)
Lab lab(4.11 5.85 -15.57) color: lab(4.11 5.85 -15.57)
LCH lch(4.11 16.63 290.59) color: lch(4.11 16.63 290.59)

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 19.25:1
vs Black 1.09:1

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)

#0B0B1E — rgb(11, 11, 30)

Deuteranopia (Green-blind)

#0B0B1D — rgb(11, 11, 29)

Tritanopia (Blue-blind)

#0A1A19 — rgb(10, 26, 25)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 55%, 9%);

text

color: hsl(237, 55%, 9%);

border

border: 2px solid hsl(237, 55%, 9%);

gradient light

background: linear-gradient(to right, hsl(237, 55%, 29%), hsl(237, 55%, 9%));

gradient dark

background: linear-gradient(to right, hsl(237, 55%, 9%), hsl(237, 55%, 0%))

hex

background-color: #0A0C24;

tailwind

bg-[hsl(237,55%,9%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 55%, 9%, 0.4);

css variable

--color-primary: hsl(237, 55%, 9%);

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(237, 55%, 9%)?

HEX: #0A0C24 | RGB: rgb(10, 12, 36) | CMYK: 72%, 67%, 0%, 86% | HSV: 235°, 72%, 14%. Copy any format from the conversion table above.

What colors go well with #0A0C24?

The complementary color is HSL(57, 55%, 9%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(237, 55%, 9%) in CSS?

As HSL: color: hsl(237, 55%, 9%); — As HEX: color: #0A0C24; — As RGB: color: rgb(10, 12, 36); — Tailwind CSS: bg-[hsl(237,55%,9%)] — CSS variable: --color-primary: hsl(237, 55%, 9%);