HSL(228, 30%, 12%)

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(228,30%,12%)]

Color Conversions

Format Value CSS Usage
HSL hsl(228, 30%, 12%) color: hsl(228, 30%, 12%)
HEX #151928 color: #151928
RGB rgb(21, 25, 40) color: rgb(21, 25, 40)
CMYK cmyk(48%, 38%, 0%, 84%)
HSV hsv(227, 48%, 16%)
HWB hwb(227 8% 84%) color: hwb(227 8% 84%)
OKLCH oklch(0.2171 0.0302 272.23) color: oklch(0.2171 0.0302 272.23)
Lab lab(9.06 2.99 -10.83) color: lab(9.06 2.99 -10.83)
LCH lch(9.06 11.24 285.43) color: lch(9.06 11.24 285.43)

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 17.48:1
vs Black 1.2:1

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)

#171724 — rgb(23, 23, 36)

Deuteranopia (Green-blind)

#171624 — rgb(23, 22, 36)

Tritanopia (Blue-blind)

#152221 — rgb(21, 34, 33)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(228, 30%, 12%);

text

color: hsl(228, 30%, 12%);

border

border: 2px solid hsl(228, 30%, 12%);

gradient light

background: linear-gradient(to right, hsl(228, 30%, 32%), hsl(228, 30%, 12%));

gradient dark

background: linear-gradient(to right, hsl(228, 30%, 12%), hsl(228, 30%, 0%))

hex

background-color: #151928;

tailwind

bg-[hsl(228,30%,12%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(228, 30%, 12%, 0.4);

css variable

--color-primary: hsl(228, 30%, 12%);

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(228, 30%, 12%)?

HEX: #151928 | RGB: rgb(21, 25, 40) | CMYK: 48%, 38%, 0%, 84% | HSV: 227°, 48%, 16%. Copy any format from the conversion table above.

What colors go well with #151928?

The complementary color is HSL(48, 30%, 12%). For a triadic harmony, use hues 228°, 348°, and 108°. For analogous combinations, try hues 198° and 258°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(228, 30%, 12%) in CSS?

As HSL: color: hsl(228, 30%, 12%); — As HEX: color: #151928; — As RGB: color: rgb(21, 25, 40); — Tailwind CSS: bg-[hsl(228,30%,12%)] — CSS variable: --color-primary: hsl(228, 30%, 12%);