HSL(251, 10%, 10%)

Very Dark Blue — Blue color

Adjust Color

Color Information

Color Name

Very Dark Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(251,10%,10%)]

Color Conversions

Format Value CSS Usage
HSL hsl(251, 10%, 10%) color: hsl(251, 10%, 10%)
HEX #18171C color: #18171C
RGB rgb(24, 23, 28) color: rgb(24, 23, 28)
CMYK cmyk(14%, 18%, 0%, 89%) —
HSV hsv(252, 18%, 11%) —
HWB hwb(252 9% 89%) color: hwb(252 9% 89%)
OKLCH oklch(0.208 0.0099 294.69) color: oklch(0.208 0.0099 294.69)
Lab lab(8.05 1.84 -3.33) color: lab(8.05 1.84 -3.33)
LCH lch(8.05 3.8 298.92) color: lch(8.05 3.8 298.92)

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 17.82:1
vs Black 1.18:1

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)

#18181B — rgb(24, 24, 27)

Deuteranopia (Green-blind)

#18181B — rgb(24, 24, 27)

Tritanopia (Blue-blind)

#181A1A — rgb(24, 26, 26)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(251, 10%, 10%);

text

color: hsl(251, 10%, 10%);

border

border: 2px solid hsl(251, 10%, 10%);

gradient light

background: linear-gradient(to right, hsl(251, 10%, 30%), hsl(251, 10%, 10%));

gradient dark

background: linear-gradient(to right, hsl(251, 10%, 10%), hsl(251, 10%, 0%))

hex

background-color: #18171C;

tailwind

bg-[hsl(251,10%,10%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(251, 10%, 10%, 0.4);

css variable

--color-primary: hsl(251, 10%, 10%);

Related Colors

#1A1A1A

251,0,10

#151221

251,30,10

#000000

251,10,0

#484554

251,10,30

#17171C

236,10,10

#17171C

241,10,10

#19171C

261,10,10

#19171C

266,10,10

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, 10%, 10%)?

HEX: #18171C | RGB: rgb(24, 23, 28) | CMYK: 14%, 18%, 0%, 89% | HSV: 252°, 18%, 11%. Copy any format from the conversion table above.

What colors go well with #18171C?

The complementary color is HSL(71, 10%, 10%). 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, 10%, 10%) in CSS?

As HSL: color: hsl(251, 10%, 10%); — As HEX: color: #18171C; — As RGB: color: rgb(24, 23, 28); — Tailwind CSS: bg-[hsl(251,10%,10%)] — CSS variable: --color-primary: hsl(251, 10%, 10%);