HSL(221, 36%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,36%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 36%, 21%) color: hsl(221, 36%, 21%)
HEX #222E49 color: #222E49
RGB rgb(34, 46, 73) color: rgb(34, 46, 73)
CMYK cmyk(53%, 37%, 0%, 71%)
HSV hsv(222, 53%, 29%)
HWB hwb(222 14% 71%) color: hwb(222 14% 71%)
OKLCH oklch(0.304 0.0518 265.22) color: oklch(0.304 0.0518 265.22)
Lab lab(19.12 3.76 -18.36) color: lab(19.12 3.76 -18.36)
LCH lch(19.12 18.74 281.57) color: lch(19.12 18.74 281.57)

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 13.5:1
vs Black 1.56:1

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)

#272742 — rgb(39, 39, 66)

Deuteranopia (Green-blind)

#272641 — rgb(39, 38, 65)

Tritanopia (Blue-blind)

#233D3C — rgb(35, 61, 60)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 36%, 21%);

text

color: hsl(221, 36%, 21%);

border

border: 2px solid hsl(221, 36%, 21%);

gradient light

background: linear-gradient(to right, hsl(221, 36%, 41%), hsl(221, 36%, 21%));

gradient dark

background: linear-gradient(to right, hsl(221, 36%, 21%), hsl(221, 36%, 1%))

hex

background-color: #222E49;

tailwind

bg-[hsl(221,36%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 36%, 21%, 0.4);

css variable

--color-primary: hsl(221, 36%, 21%);

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, 36%, 21%)?

HEX: #222E49 | RGB: rgb(34, 46, 73) | CMYK: 53%, 37%, 0%, 71% | HSV: 222°, 53%, 29%. Copy any format from the conversion table above.

What colors go well with #222E49?

The complementary color is HSL(41, 36%, 21%). 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, 36%, 21%) in CSS?

As HSL: color: hsl(221, 36%, 21%); — As HEX: color: #222E49; — As RGB: color: rgb(34, 46, 73); — Tailwind CSS: bg-[hsl(221,36%,21%)] — CSS variable: --color-primary: hsl(221, 36%, 21%);