HSL(221, 66%, 37%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,66%,37%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 66%, 37%) color: hsl(221, 66%, 37%)
HEX #20489D color: #20489D
RGB rgb(32, 72, 157) color: rgb(32, 72, 157)
CMYK cmyk(80%, 54%, 0%, 38%)
HSV hsv(221, 80%, 62%)
HWB hwb(221 12% 38%) color: hwb(221 12% 38%)
OKLCH oklch(0.4257 0.146 262.82) color: oklch(0.4257 0.146 262.82)
Lab lab(32.65 18.19 -50.25) color: lab(32.65 18.19 -50.25)
LCH lch(32.65 53.44 289.9) color: lch(32.65 53.44 289.9)

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 8.48:1
vs Black 2.48:1

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)

#313288 — rgb(49, 50, 136)

Deuteranopia (Green-blind)

#2F2C84 — rgb(47, 44, 132)

Tritanopia (Blue-blind)

#227875 — rgb(34, 120, 117)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 66%, 37%);

text

color: hsl(221, 66%, 37%);

border

border: 2px solid hsl(221, 66%, 37%);

gradient light

background: linear-gradient(to right, hsl(221, 66%, 57%), hsl(221, 66%, 37%));

gradient dark

background: linear-gradient(to right, hsl(221, 66%, 37%), hsl(221, 66%, 17%))

hex

background-color: #20489D;

tailwind

bg-[hsl(221,66%,37%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 66%, 37%, 0.4);

css variable

--color-primary: hsl(221, 66%, 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, 66%, 37%)?

HEX: #20489D | RGB: rgb(32, 72, 157) | CMYK: 80%, 54%, 0%, 38% | HSV: 221°, 80%, 62%. Copy any format from the conversion table above.

What colors go well with #20489D?

The complementary color is HSL(41, 66%, 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, 66%, 37%) in CSS?

As HSL: color: hsl(221, 66%, 37%); — As HEX: color: #20489D; — As RGB: color: rgb(32, 72, 157); — Tailwind CSS: bg-[hsl(221,66%,37%)] — CSS variable: --color-primary: hsl(221, 66%, 37%);