HSL(206, 47%, 18%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

7000K

CSS Class

bg-[hsl(206,47%,18%)]

Color Conversions

Format Value CSS Usage
HSL hsl(206, 47%, 18%) color: hsl(206, 47%, 18%)
HEX #183143 color: #183143
RGB rgb(24, 49, 67) color: rgb(24, 49, 67)
CMYK cmyk(64%, 27%, 0%, 74%)
HSV hsv(205, 64%, 26%)
HWB hwb(205 9% 74%) color: hwb(205 9% 74%)
OKLCH oklch(0.302 0.0451 241.66) color: oklch(0.302 0.0451 241.66)
Lab lab(19.21 -3.3 -14.19) color: lab(19.21 -3.3 -14.19)
LCH lch(19.21 14.57 256.91) color: lch(19.21 14.57 256.91)

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 13.47:1
vs Black 1.56:1

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)

#23233F — rgb(35, 35, 63)

Deuteranopia (Green-blind)

#21203E — rgb(33, 32, 62)

Tritanopia (Blue-blind)

#193B3A — rgb(25, 59, 58)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(206, 47%, 18%);

text

color: hsl(206, 47%, 18%);

border

border: 2px solid hsl(206, 47%, 18%);

gradient light

background: linear-gradient(to right, hsl(206, 47%, 38%), hsl(206, 47%, 18%));

gradient dark

background: linear-gradient(to right, hsl(206, 47%, 18%), hsl(206, 47%, 0%))

hex

background-color: #183143;

tailwind

bg-[hsl(206,47%,18%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(206, 47%, 18%, 0.4);

css variable

--color-primary: hsl(206, 47%, 18%);

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(206, 47%, 18%)?

HEX: #183143 | RGB: rgb(24, 49, 67) | CMYK: 64%, 27%, 0%, 74% | HSV: 205°, 64%, 26%. Copy any format from the conversion table above.

What colors go well with #183143?

The complementary color is HSL(26, 47%, 18%). For a triadic harmony, use hues 206°, 326°, and 86°. For analogous combinations, try hues 176° and 236°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(206, 47%, 18%) in CSS?

As HSL: color: hsl(206, 47%, 18%); — As HEX: color: #183143; — As RGB: color: rgb(24, 49, 67); — Tailwind CSS: bg-[hsl(206,47%,18%)] — CSS variable: --color-primary: hsl(206, 47%, 18%);