HSL(240, 50%, 15%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(240,50%,15%)]

Color Conversions

Format Value CSS Usage
HSL hsl(240, 50%, 15%) color: hsl(240, 50%, 15%)
HEX #131339 color: #131339
RGB rgb(19, 19, 57) color: rgb(19, 19, 57)
CMYK cmyk(67%, 67%, 0%, 78%)
HSV hsv(240, 67%, 22%)
HWB hwb(240 7% 78%) color: hwb(240 7% 78%)
OKLCH oklch(0.2135 0.0718 278.42) color: oklch(0.2135 0.0718 278.42)
Lab lab(8.12 13.71 -24.77) color: lab(8.12 13.71 -24.77)
LCH lch(8.12 28.31 298.96) color: lch(8.12 28.31 298.96)

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 17.8:1
vs Black 1.18:1

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)

#131330 — rgb(19, 19, 48)

Deuteranopia (Green-blind)

#13132E — rgb(19, 19, 46)

Tritanopia (Blue-blind)

#132927 — rgb(19, 41, 39)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(240, 50%, 15%);

text

color: hsl(240, 50%, 15%);

border

border: 2px solid hsl(240, 50%, 15%);

gradient light

background: linear-gradient(to right, hsl(240, 50%, 35%), hsl(240, 50%, 15%));

gradient dark

background: linear-gradient(to right, hsl(240, 50%, 15%), hsl(240, 50%, 0%))

hex

background-color: #131339;

tailwind

bg-[hsl(240,50%,15%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(240, 50%, 15%, 0.4);

css variable

--color-primary: hsl(240, 50%, 15%);

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(240, 50%, 15%)?

HEX: #131339 | RGB: rgb(19, 19, 57) | CMYK: 67%, 67%, 0%, 78% | HSV: 240°, 67%, 22%. Copy any format from the conversion table above.

What colors go well with #131339?

The complementary color is HSL(60, 50%, 15%). For a triadic harmony, use hues 240°, 0°, and 120°. For analogous combinations, try hues 210° and 270°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(240, 50%, 15%) in CSS?

As HSL: color: hsl(240, 50%, 15%); — As HEX: color: #131339; — As RGB: color: rgb(19, 19, 57); — Tailwind CSS: bg-[hsl(240,50%,15%)] — CSS variable: --color-primary: hsl(240, 50%, 15%);