HSL(221, 84%, 36%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,84%,36%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 84%, 36%) color: hsl(221, 84%, 36%)
HEX #0F40A9 color: #0F40A9
RGB rgb(15, 64, 169) color: rgb(15, 64, 169)
CMYK cmyk(91%, 62%, 0%, 34%)
HSV hsv(221, 91%, 66%)
HWB hwb(221 6% 34%) color: hwb(221 6% 34%)
OKLCH oklch(0.4147 0.176 262.66) color: oklch(0.4147 0.176 262.66)
Lab lab(30.95 27.1 -60.26) color: lab(30.95 27.1 -60.26)
LCH lch(30.95 66.07 294.21) color: lch(30.95 66.07 294.21)

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 9.03:1
vs Black 2.33:1

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)

#242590 — rgb(36, 37, 144)

Deuteranopia (Green-blind)

#211E8A — rgb(33, 30, 138)

Tritanopia (Blue-blind)

#117C77 — rgb(17, 124, 119)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 84%, 36%);

text

color: hsl(221, 84%, 36%);

border

border: 2px solid hsl(221, 84%, 36%);

gradient light

background: linear-gradient(to right, hsl(221, 84%, 56%), hsl(221, 84%, 36%));

gradient dark

background: linear-gradient(to right, hsl(221, 84%, 36%), hsl(221, 84%, 16%))

hex

background-color: #0F40A9;

tailwind

bg-[hsl(221,84%,36%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 84%, 36%, 0.4);

css variable

--color-primary: hsl(221, 84%, 36%);

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, 84%, 36%)?

HEX: #0F40A9 | RGB: rgb(15, 64, 169) | CMYK: 91%, 62%, 0%, 34% | HSV: 221°, 91%, 66%. Copy any format from the conversion table above.

What colors go well with #0F40A9?

The complementary color is HSL(41, 84%, 36%). 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, 84%, 36%) in CSS?

As HSL: color: hsl(221, 84%, 36%); — As HEX: color: #0F40A9; — As RGB: color: rgb(15, 64, 169); — Tailwind CSS: bg-[hsl(221,84%,36%)] — CSS variable: --color-primary: hsl(221, 84%, 36%);