HSL(221, 72%, 18%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,72%,18%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 72%, 18%) color: hsl(221, 72%, 18%)
HEX #0D224F color: #0D224F
RGB rgb(13, 34, 79) color: rgb(13, 34, 79)
CMYK cmyk(84%, 57%, 0%, 69%)
HSV hsv(221, 84%, 31%)
HWB hwb(221 5% 69%) color: hwb(221 5% 69%)
OKLCH oklch(0.2654 0.0873 263) color: oklch(0.2654 0.0873 263)
Lab lab(14.37 10.49 -30.09) color: lab(14.37 10.49 -30.09)
LCH lch(14.37 31.87 289.22) color: lch(14.37 31.87 289.22)

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 15.45:1
vs Black 1.36:1

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)

#161644 — rgb(22, 22, 68)

Deuteranopia (Green-blind)

#151342 — rgb(21, 19, 66)

Tritanopia (Blue-blind)

#0E3C3A — rgb(14, 60, 58)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 72%, 18%);

text

color: hsl(221, 72%, 18%);

border

border: 2px solid hsl(221, 72%, 18%);

gradient light

background: linear-gradient(to right, hsl(221, 72%, 38%), hsl(221, 72%, 18%));

gradient dark

background: linear-gradient(to right, hsl(221, 72%, 18%), hsl(221, 72%, 0%))

hex

background-color: #0D224F;

tailwind

bg-[hsl(221,72%,18%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 72%, 18%, 0.4);

css variable

--color-primary: hsl(221, 72%, 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, 72%, 18%)?

HEX: #0D224F | RGB: rgb(13, 34, 79) | CMYK: 84%, 57%, 0%, 69% | HSV: 221°, 84%, 31%. Copy any format from the conversion table above.

What colors go well with #0D224F?

The complementary color is HSL(41, 72%, 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, 72%, 18%) in CSS?

As HSL: color: hsl(221, 72%, 18%); — As HEX: color: #0D224F; — As RGB: color: rgb(13, 34, 79); — Tailwind CSS: bg-[hsl(221,72%,18%)] — CSS variable: --color-primary: hsl(221, 72%, 18%);