HSL(221, 63%, 18%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,63%,18%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 63%, 18%) color: hsl(221, 63%, 18%)
HEX #11234B color: #11234B
RGB rgb(17, 35, 75) color: rgb(17, 35, 75)
CMYK cmyk(77%, 53%, 0%, 71%)
HSV hsv(221, 77%, 29%)
HWB hwb(221 7% 71%) color: hwb(221 7% 71%)
OKLCH oklch(0.2664 0.078 263.72) color: oklch(0.2664 0.078 263.72)
Lab lab(14.56 8.6 -27.03) color: lab(14.56 8.6 -27.03)
LCH lch(14.56 28.37 287.65) color: lch(14.56 28.37 287.65)

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 15.38:1
vs Black 1.37:1

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)

#191941 — rgb(25, 25, 65)

Deuteranopia (Green-blind)

#18163F — rgb(24, 22, 63)

Tritanopia (Blue-blind)

#123A38 — rgb(18, 58, 56)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 63%, 18%);

text

color: hsl(221, 63%, 18%);

border

border: 2px solid hsl(221, 63%, 18%);

gradient light

background: linear-gradient(to right, hsl(221, 63%, 38%), hsl(221, 63%, 18%));

gradient dark

background: linear-gradient(to right, hsl(221, 63%, 18%), hsl(221, 63%, 0%))

hex

background-color: #11234B;

tailwind

bg-[hsl(221,63%,18%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 63%, 18%, 0.4);

css variable

--color-primary: hsl(221, 63%, 18%);

Related Colors

Use Cases for Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(221, 63%, 18%)?

HEX: #11234B | RGB: rgb(17, 35, 75) | CMYK: 77%, 53%, 0%, 71% | HSV: 221°, 77%, 29%. Copy any format from the conversion table above.

What colors go well with #11234B?

The complementary color is HSL(41, 63%, 18%). 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, 63%, 18%) in CSS?

As HSL: color: hsl(221, 63%, 18%); — As HEX: color: #11234B; — As RGB: color: rgb(17, 35, 75); — Tailwind CSS: bg-[hsl(221,63%,18%)] — CSS variable: --color-primary: hsl(221, 63%, 18%);