HSL(221, 44%, 22%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,44%,22%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 44%, 22%) color: hsl(221, 44%, 22%)
HEX #1F2F51 color: #1F2F51
RGB rgb(31, 47, 81) color: rgb(31, 47, 81)
CMYK cmyk(62%, 42%, 0%, 68%)
HSV hsv(221, 62%, 32%)
HWB hwb(221 12% 68%) color: hwb(221 12% 68%)
OKLCH oklch(0.3096 0.0651 263.94) color: oklch(0.3096 0.0651 263.94)
Lab lab(19.71 5.23 -22.83) color: lab(19.71 5.23 -22.83)
LCH lch(19.71 23.42 282.9) color: lch(19.71 23.42 282.9)

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 13.26:1
vs Black 1.58:1

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)

#262649 — rgb(38, 38, 73)

Deuteranopia (Green-blind)

#252447 — rgb(37, 36, 71)

Tritanopia (Blue-blind)

#204241 — rgb(32, 66, 65)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 44%, 22%);

text

color: hsl(221, 44%, 22%);

border

border: 2px solid hsl(221, 44%, 22%);

gradient light

background: linear-gradient(to right, hsl(221, 44%, 42%), hsl(221, 44%, 22%));

gradient dark

background: linear-gradient(to right, hsl(221, 44%, 22%), hsl(221, 44%, 2%))

hex

background-color: #1F2F51;

tailwind

bg-[hsl(221,44%,22%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 44%, 22%, 0.4);

css variable

--color-primary: hsl(221, 44%, 22%);

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, 44%, 22%)?

HEX: #1F2F51 | RGB: rgb(31, 47, 81) | CMYK: 62%, 42%, 0%, 68% | HSV: 221°, 62%, 32%. Copy any format from the conversion table above.

What colors go well with #1F2F51?

The complementary color is HSL(41, 44%, 22%). 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, 44%, 22%) in CSS?

As HSL: color: hsl(221, 44%, 22%); — As HEX: color: #1F2F51; — As RGB: color: rgb(31, 47, 81); — Tailwind CSS: bg-[hsl(221,44%,22%)] — CSS variable: --color-primary: hsl(221, 44%, 22%);