HSL(251, 64%, 16%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(251,64%,16%)]

Color Conversions

Format Value CSS Usage
HSL hsl(251, 64%, 16%) color: hsl(251, 64%, 16%)
HEX #180F43 color: #180F43
RGB rgb(24, 15, 67) color: rgb(24, 15, 67)
CMYK cmyk(64%, 78%, 0%, 74%)
HSV hsv(250, 78%, 26%)
HWB hwb(250 6% 74%) color: hwb(250 6% 74%)
OKLCH oklch(0.2204 0.0927 283.67) color: oklch(0.2204 0.0927 283.67)
Lab lab(8.49 21.52 -31.3) color: lab(8.49 21.52 -31.3)
LCH lch(8.49 37.98 304.51) color: lch(8.49 37.98 304.51)

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 17.67:1
vs Black 1.19:1

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)

#141436 — rgb(20, 20, 54)

Deuteranopia (Green-blind)

#151533 — rgb(21, 21, 51)

Tritanopia (Blue-blind)

#182C2A — rgb(24, 44, 42)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(251, 64%, 16%);

text

color: hsl(251, 64%, 16%);

border

border: 2px solid hsl(251, 64%, 16%);

gradient light

background: linear-gradient(to right, hsl(251, 64%, 36%), hsl(251, 64%, 16%));

gradient dark

background: linear-gradient(to right, hsl(251, 64%, 16%), hsl(251, 64%, 0%))

hex

background-color: #180F43;

tailwind

bg-[hsl(251,64%,16%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(251, 64%, 16%, 0.4);

css variable

--color-primary: hsl(251, 64%, 16%);

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(251, 64%, 16%)?

HEX: #180F43 | RGB: rgb(24, 15, 67) | CMYK: 64%, 78%, 0%, 74% | HSV: 250°, 78%, 26%. Copy any format from the conversion table above.

What colors go well with #180F43?

The complementary color is HSL(71, 64%, 16%). For a triadic harmony, use hues 251°, 11°, and 131°. For analogous combinations, try hues 221° and 281°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(251, 64%, 16%) in CSS?

As HSL: color: hsl(251, 64%, 16%); — As HEX: color: #180F43; — As RGB: color: rgb(24, 15, 67); — Tailwind CSS: bg-[hsl(251,64%,16%)] — CSS variable: --color-primary: hsl(251, 64%, 16%);