HSL(231, 49%, 7%)

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(231,49%,7%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 49%, 7%) color: hsl(231, 49%, 7%)
HEX #090C1B color: #090C1B
RGB rgb(9, 12, 27) color: rgb(9, 12, 27)
CMYK cmyk(67%, 56%, 0%, 89%)
HSV hsv(230, 67%, 11%)
HWB hwb(230 4% 89%) color: hwb(230 4% 89%)
OKLCH oklch(0.1603 0.0321 273.61) color: oklch(0.1603 0.0321 273.61)
Lab lab(3.61 2.52 -9.29) color: lab(3.61 2.52 -9.29)
LCH lch(3.61 9.63 285.18) color: lch(3.61 9.63 285.18)

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 19.44:1
vs Black 1.08:1

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)

#0A0A17 — rgb(10, 10, 23)

Deuteranopia (Green-blind)

#0A0A17 — rgb(10, 10, 23)

Tritanopia (Blue-blind)

#091514 — rgb(9, 21, 20)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 49%, 7%);

text

color: hsl(231, 49%, 7%);

border

border: 2px solid hsl(231, 49%, 7%);

gradient light

background: linear-gradient(to right, hsl(231, 49%, 27%), hsl(231, 49%, 7%));

gradient dark

background: linear-gradient(to right, hsl(231, 49%, 7%), hsl(231, 49%, 0%))

hex

background-color: #090C1B;

tailwind

bg-[hsl(231,49%,7%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 49%, 7%, 0.4);

css variable

--color-primary: hsl(231, 49%, 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(231, 49%, 7%)?

HEX: #090C1B | RGB: rgb(9, 12, 27) | CMYK: 67%, 56%, 0%, 89% | HSV: 230°, 67%, 11%. Copy any format from the conversion table above.

What colors go well with #090C1B?

The complementary color is HSL(51, 49%, 7%). For a triadic harmony, use hues 231°, 351°, and 111°. For analogous combinations, try hues 201° and 261°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(231, 49%, 7%) in CSS?

As HSL: color: hsl(231, 49%, 7%); — As HEX: color: #090C1B; — As RGB: color: rgb(9, 12, 27); — Tailwind CSS: bg-[hsl(231,49%,7%)] — CSS variable: --color-primary: hsl(231, 49%, 7%);