HSL(222, 66%, 43%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(222,66%,43%)]

Color Conversions

Format Value CSS Usage
HSL hsl(222, 66%, 43%) color: hsl(222, 66%, 43%)
HEX #2551B6 color: #2551B6
RGB rgb(37, 81, 182) color: rgb(37, 81, 182)
CMYK cmyk(80%, 55%, 0%, 29%)
HSV hsv(222, 80%, 71%)
HWB hwb(222 14% 29%) color: hwb(222 14% 29%)
OKLCH oklch(0.4667 0.1677 263.5) color: oklch(0.4667 0.1677 263.5)
Lab lab(37.21 22.47 -57.74) color: lab(37.21 22.47 -57.74)
LCH lch(37.21 61.96 291.26) color: lch(37.21 61.96 291.26)

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 7.16:1
vs Black 2.93:1

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)

#38389E — rgb(56, 56, 158)

Deuteranopia (Green-blind)

#363298 — rgb(54, 50, 152)

Tritanopia (Blue-blind)

#278A86 — rgb(39, 138, 134)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(222, 66%, 43%);

text

color: hsl(222, 66%, 43%);

border

border: 2px solid hsl(222, 66%, 43%);

gradient light

background: linear-gradient(to right, hsl(222, 66%, 63%), hsl(222, 66%, 43%));

gradient dark

background: linear-gradient(to right, hsl(222, 66%, 43%), hsl(222, 66%, 23%))

hex

background-color: #2551B6;

tailwind

bg-[hsl(222,66%,43%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(222, 66%, 43%, 0.4);

css variable

--color-primary: hsl(222, 66%, 43%);

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, 66%, 43%)?

HEX: #2551B6 | RGB: rgb(37, 81, 182) | CMYK: 80%, 55%, 0%, 29% | HSV: 222°, 80%, 71%. Copy any format from the conversion table above.

What colors go well with #2551B6?

The complementary color is HSL(42, 66%, 43%). 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, 66%, 43%) in CSS?

As HSL: color: hsl(222, 66%, 43%); — As HEX: color: #2551B6; — As RGB: color: rgb(37, 81, 182); — Tailwind CSS: bg-[hsl(222,66%,43%)] — CSS variable: --color-primary: hsl(222, 66%, 43%);