HSL(221, 12%, 56%)

Grayish Blue — Blue color

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Color Information

Color Name

Grayish Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(221,12%,56%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 12%, 56%) color: hsl(221, 12%, 56%)
HEX #818A9C color: #818A9C
RGB rgb(129, 138, 156) color: rgb(129, 138, 156)
CMYK cmyk(17%, 12%, 0%, 39%)
HSV hsv(220, 17%, 61%)
HWB hwb(220 51% 39%) color: hwb(220 51% 39%)
OKLCH oklch(0.6322 0.029 264.34) color: oklch(0.6322 0.029 264.34)
Lab lab(57.31 0.65 -10.66) color: lab(57.31 0.65 -10.66)
LCH lch(57.31 10.68 273.49) color: lch(57.31 10.68 273.49)

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 3.47:1
vs Black 6.05:1

AA Normal (4.5:1)

on White: FAIL ✗ on Black: PASS ✓

AA Large (3:1)

on White: PASS ✓ on Black: PASS ✓

AAA Normal (7:1)

on White: FAIL ✗

Best text on this color: black

Color Blindness Simulation

Protanopia (Red-blind)

#858598 — rgb(133, 133, 152)

Deuteranopia (Green-blind)

#848497 — rgb(132, 132, 151)

Tritanopia (Blue-blind)

#819493 — rgb(129, 148, 147)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 12%, 56%);

text

color: hsl(221, 12%, 56%);

border

border: 2px solid hsl(221, 12%, 56%);

gradient light

background: linear-gradient(to right, hsl(221, 12%, 76%), hsl(221, 12%, 56%));

gradient dark

background: linear-gradient(to right, hsl(221, 12%, 56%), hsl(221, 12%, 36%))

hex

background-color: #818A9C;

tailwind

bg-[hsl(221,12%,56%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 12%, 56%, 0.4);

css variable

--color-primary: hsl(221, 12%, 56%);

Related Colors

Use Cases for Grayish Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(221, 12%, 56%)?

HEX: #818A9C | RGB: rgb(129, 138, 156) | CMYK: 17%, 12%, 0%, 39% | HSV: 220°, 17%, 61%. Copy any format from the conversion table above.

What colors go well with #818A9C?

The complementary color is HSL(41, 12%, 56%). For a triadic harmony, use hues 221°, 341°, and 101°. For analogous combinations, try hues 191° and 251°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(221, 12%, 56%) in CSS?

As HSL: color: hsl(221, 12%, 56%); — As HEX: color: #818A9C; — As RGB: color: rgb(129, 138, 156); — Tailwind CSS: bg-[hsl(221,12%,56%)] — CSS variable: --color-primary: hsl(221, 12%, 56%);