HSL(221, 81%, 40%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,81%,40%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 81%, 40%) color: hsl(221, 81%, 40%)
HEX #1348B9 color: #1348B9
RGB rgb(19, 72, 185) color: rgb(19, 72, 185)
CMYK cmyk(90%, 61%, 0%, 27%)
HSV hsv(221, 90%, 73%)
HWB hwb(221 7% 27%) color: hwb(221 7% 27%)
OKLCH oklch(0.4461 0.1866 262.62) color: oklch(0.4461 0.1866 262.62)
Lab lab(34.55 28.27 -63.88) color: lab(34.55 28.27 -63.88)
LCH lch(34.55 69.86 293.87) color: lch(34.55 69.86 293.87)

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 7.91:1
vs Black 2.66:1

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)

#2A2A9E — rgb(42, 42, 158)

Deuteranopia (Green-blind)

#272397 — rgb(39, 35, 151)

Tritanopia (Blue-blind)

#168883 — rgb(22, 136, 131)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 81%, 40%);

text

color: hsl(221, 81%, 40%);

border

border: 2px solid hsl(221, 81%, 40%);

gradient light

background: linear-gradient(to right, hsl(221, 81%, 60%), hsl(221, 81%, 40%));

gradient dark

background: linear-gradient(to right, hsl(221, 81%, 40%), hsl(221, 81%, 20%))

hex

background-color: #1348B9;

tailwind

bg-[hsl(221,81%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 81%, 40%, 0.4);

css variable

--color-primary: hsl(221, 81%, 40%);

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, 81%, 40%)?

HEX: #1348B9 | RGB: rgb(19, 72, 185) | CMYK: 90%, 61%, 0%, 27% | HSV: 221°, 90%, 73%. Copy any format from the conversion table above.

What colors go well with #1348B9?

The complementary color is HSL(41, 81%, 40%). 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, 81%, 40%) in CSS?

As HSL: color: hsl(221, 81%, 40%); — As HEX: color: #1348B9; — As RGB: color: rgb(19, 72, 185); — Tailwind CSS: bg-[hsl(221,81%,40%)] — CSS variable: --color-primary: hsl(221, 81%, 40%);