HSL(90, 0%, 9%)

Very Dark Black — Black color

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Color Information

Color Name

Very Dark Black

Color Family

Black

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(90,0%,9%)]

Color Conversions

Format Value CSS Usage
HSL hsl(90, 0%, 9%) color: hsl(90, 0%, 9%)
HEX #171717 color: #171717
RGB rgb(23, 23, 23) color: rgb(23, 23, 23)
CMYK cmyk(0%, 0%, 0%, 91%)
HSV hsv(0, 0%, 9%)
HWB hwb(0 9% 91%) color: hwb(0 9% 91%)
OKLCH oklch(0.2046 0 89.88) color: oklch(0.2046 0 89.88)
Lab lab(7.74 -0 0) color: lab(7.74 -0 0)
LCH lch(7.74 0 180) color: lch(7.74 0 180)

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 17.93:1
vs Black 1.17:1

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)

#171717 — rgb(23, 23, 23)

Deuteranopia (Green-blind)

#171717 — rgb(23, 23, 23)

Tritanopia (Blue-blind)

#171717 — rgb(23, 23, 23)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(90, 0%, 9%);

text

color: hsl(90, 0%, 9%);

border

border: 2px solid hsl(90, 0%, 9%);

gradient light

background: linear-gradient(to right, hsl(90, 0%, 29%), hsl(90, 0%, 9%));

gradient dark

background: linear-gradient(to right, hsl(90, 0%, 9%), hsl(90, 0%, 0%))

hex

background-color: #171717;

tailwind

bg-[hsl(90,0%,9%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(90, 0%, 9%, 0.4);

css variable

--color-primary: hsl(90, 0%, 9%);

Related Colors

Use Cases for Very Dark Black

UI elements Web design Branding Graphic design Print design

Frequently Asked Questions

What are all the color codes for HSL(90, 0%, 9%)?

HEX: #171717 | RGB: rgb(23, 23, 23) | CMYK: 0%, 0%, 0%, 91% | HSV: 0°, 0%, 9%. Copy any format from the conversion table above.

What colors go well with #171717?

The complementary color is HSL(270, 0%, 9%). For a triadic harmony, use hues 90°, 210°, and 330°. For analogous combinations, try hues 60° and 120°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(90, 0%, 9%) in CSS?

As HSL: color: hsl(90, 0%, 9%); — As HEX: color: #171717; — As RGB: color: rgb(23, 23, 23); — Tailwind CSS: bg-[hsl(90,0%,9%)] — CSS variable: --color-primary: hsl(90, 0%, 9%);