HSL(221, 47%, 37%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,47%,37%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 47%, 37%) color: hsl(221, 47%, 37%)
HEX #324E8B color: #324E8B
RGB rgb(50, 78, 139) color: rgb(50, 78, 139)
CMYK cmyk(64%, 44%, 0%, 45%)
HSV hsv(221, 64%, 55%)
HWB hwb(221 20% 45%) color: hwb(221 20% 45%)
OKLCH oklch(0.434 0.1065 263.94) color: oklch(0.434 0.1065 263.94)
Lab lab(33.96 9.97 -37.15) color: lab(33.96 9.97 -37.15)
LCH lch(33.96 38.46 285.02) color: lch(33.96 38.46 285.02)

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 8.08:1
vs Black 2.6:1

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)

#3E3E7C — rgb(62, 62, 124)

Deuteranopia (Green-blind)

#3D3A79 — rgb(61, 58, 121)

Tritanopia (Blue-blind)

#33716E — rgb(51, 113, 110)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 47%, 37%);

text

color: hsl(221, 47%, 37%);

border

border: 2px solid hsl(221, 47%, 37%);

gradient light

background: linear-gradient(to right, hsl(221, 47%, 57%), hsl(221, 47%, 37%));

gradient dark

background: linear-gradient(to right, hsl(221, 47%, 37%), hsl(221, 47%, 17%))

hex

background-color: #324E8B;

tailwind

bg-[hsl(221,47%,37%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 47%, 37%, 0.4);

css variable

--color-primary: hsl(221, 47%, 37%);

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, 47%, 37%)?

HEX: #324E8B | RGB: rgb(50, 78, 139) | CMYK: 64%, 44%, 0%, 45% | HSV: 221°, 64%, 55%. Copy any format from the conversion table above.

What colors go well with #324E8B?

The complementary color is HSL(41, 47%, 37%). 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, 47%, 37%) in CSS?

As HSL: color: hsl(221, 47%, 37%); — As HEX: color: #324E8B; — As RGB: color: rgb(50, 78, 139); — Tailwind CSS: bg-[hsl(221,47%,37%)] — CSS variable: --color-primary: hsl(221, 47%, 37%);