HSL(221, 81%, 34%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,81%,34%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 81%, 34%) color: hsl(221, 81%, 34%)
HEX #103D9D color: #103D9D
RGB rgb(16, 61, 157) color: rgb(16, 61, 157)
CMYK cmyk(90%, 61%, 0%, 38%)
HSV hsv(221, 90%, 62%)
HWB hwb(221 6% 38%) color: hwb(221 6% 38%)
OKLCH oklch(0.3977 0.1636 262.63) color: oklch(0.3977 0.1636 262.63)
Lab lab(29.11 24.37 -56.03) color: lab(29.11 24.37 -56.03)
LCH lch(29.11 61.1 293.51) color: lch(29.11 61.1 293.51)

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 9.65:1
vs Black 2.18:1

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)

#232486 — rgb(35, 36, 134)

Deuteranopia (Green-blind)

#211E80 — rgb(33, 30, 128)

Tritanopia (Blue-blind)

#12736F — rgb(18, 115, 111)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 81%, 34%);

text

color: hsl(221, 81%, 34%);

border

border: 2px solid hsl(221, 81%, 34%);

gradient light

background: linear-gradient(to right, hsl(221, 81%, 54%), hsl(221, 81%, 34%));

gradient dark

background: linear-gradient(to right, hsl(221, 81%, 34%), hsl(221, 81%, 14%))

hex

background-color: #103D9D;

tailwind

bg-[hsl(221,81%,34%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 81%, 34%, 0.4);

css variable

--color-primary: hsl(221, 81%, 34%);

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%, 34%)?

HEX: #103D9D | RGB: rgb(16, 61, 157) | CMYK: 90%, 61%, 0%, 38% | HSV: 221°, 90%, 62%. Copy any format from the conversion table above.

What colors go well with #103D9D?

The complementary color is HSL(41, 81%, 34%). 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%, 34%) in CSS?

As HSL: color: hsl(221, 81%, 34%); — As HEX: color: #103D9D; — As RGB: color: rgb(16, 61, 157); — Tailwind CSS: bg-[hsl(221,81%,34%)] — CSS variable: --color-primary: hsl(221, 81%, 34%);