HSL(221, 42%, 39%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,42%,39%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 42%, 39%) color: hsl(221, 42%, 39%)
HEX #3A548D color: #3A548D
RGB rgb(58, 84, 141) color: rgb(58, 84, 141)
CMYK cmyk(59%, 40%, 0%, 45%)
HSV hsv(221, 59%, 55%)
HWB hwb(221 23% 45%) color: hwb(221 23% 45%)
OKLCH oklch(0.4536 0.0987 264.31) color: oklch(0.4536 0.0987 264.31)
Lab lab(36.3 8.42 -34.63) color: lab(36.3 8.42 -34.63)
LCH lch(36.3 35.64 283.67) color: lch(36.3 35.64 283.67)

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 7.41:1
vs Black 2.83:1

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)

#45457F — rgb(69, 69, 127)

Deuteranopia (Green-blind)

#44427C — rgb(68, 66, 124)

Tritanopia (Blue-blind)

#3B7472 — rgb(59, 116, 114)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 42%, 39%);

text

color: hsl(221, 42%, 39%);

border

border: 2px solid hsl(221, 42%, 39%);

gradient light

background: linear-gradient(to right, hsl(221, 42%, 59%), hsl(221, 42%, 39%));

gradient dark

background: linear-gradient(to right, hsl(221, 42%, 39%), hsl(221, 42%, 19%))

hex

background-color: #3A548D;

tailwind

bg-[hsl(221,42%,39%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 42%, 39%, 0.4);

css variable

--color-primary: hsl(221, 42%, 39%);

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, 42%, 39%)?

HEX: #3A548D | RGB: rgb(58, 84, 141) | CMYK: 59%, 40%, 0%, 45% | HSV: 221°, 59%, 55%. Copy any format from the conversion table above.

What colors go well with #3A548D?

The complementary color is HSL(41, 42%, 39%). 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, 42%, 39%) in CSS?

As HSL: color: hsl(221, 42%, 39%); — As HEX: color: #3A548D; — As RGB: color: rgb(58, 84, 141); — Tailwind CSS: bg-[hsl(221,42%,39%)] — CSS variable: --color-primary: hsl(221, 42%, 39%);