HSL(222, 50%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(222,50%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(222, 50%, 21%) color: hsl(222, 50%, 21%)
HEX #1B2B50 color: #1B2B50
RGB rgb(27, 43, 80) color: rgb(27, 43, 80)
CMYK cmyk(66%, 46%, 0%, 69%)
HSV hsv(222, 66%, 31%)
HWB hwb(222 11% 69%) color: hwb(222 11% 69%)
OKLCH oklch(0.2962 0.0707 264.82) color: oklch(0.2962 0.0707 264.82)
Lab lab(18.1 6.77 -24.74) color: lab(18.1 6.77 -24.74)
LCH lch(18.1 25.65 285.3) color: lch(18.1 25.65 285.3)

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 13.93:1
vs Black 1.51:1

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)

#222247 — rgb(34, 34, 71)

Deuteranopia (Green-blind)

#212045 — rgb(33, 32, 69)

Tritanopia (Blue-blind)

#1C403E — rgb(28, 64, 62)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(222, 50%, 21%);

text

color: hsl(222, 50%, 21%);

border

border: 2px solid hsl(222, 50%, 21%);

gradient light

background: linear-gradient(to right, hsl(222, 50%, 41%), hsl(222, 50%, 21%));

gradient dark

background: linear-gradient(to right, hsl(222, 50%, 21%), hsl(222, 50%, 1%))

hex

background-color: #1B2B50;

tailwind

bg-[hsl(222,50%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(222, 50%, 21%, 0.4);

css variable

--color-primary: hsl(222, 50%, 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(222, 50%, 21%)?

HEX: #1B2B50 | RGB: rgb(27, 43, 80) | CMYK: 66%, 46%, 0%, 69% | HSV: 222°, 66%, 31%. Copy any format from the conversion table above.

What colors go well with #1B2B50?

The complementary color is HSL(42, 50%, 21%). For a triadic harmony, use hues 222°, 342°, and 102°. For analogous combinations, try hues 192° and 252°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(222, 50%, 21%) in CSS?

As HSL: color: hsl(222, 50%, 21%); — As HEX: color: #1B2B50; — As RGB: color: rgb(27, 43, 80); — Tailwind CSS: bg-[hsl(222,50%,21%)] — CSS variable: --color-primary: hsl(222, 50%, 21%);