HSL(233, 61%, 18%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(233,61%,18%)]

Color Conversions

Format Value CSS Usage
HSL hsl(233, 61%, 18%) color: hsl(233, 61%, 18%)
HEX #12184A color: #12184A
RGB rgb(18, 24, 74) color: rgb(18, 24, 74)
CMYK cmyk(76%, 68%, 0%, 71%)
HSV hsv(234, 76%, 29%)
HWB hwb(234 7% 71%) color: hwb(234 7% 71%)
OKLCH oklch(0.2403 0.0922 272.19) color: oklch(0.2403 0.0922 272.19)
Lab lab(11.11 16.72 -31.94) color: lab(11.11 16.72 -31.94)
LCH lch(11.11 36.05 297.63) color: lch(11.11 36.05 297.63)

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 16.73:1
vs Black 1.26:1

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)

#15153E — rgb(21, 21, 62)

Deuteranopia (Green-blind)

#14143B — rgb(20, 20, 59)

Tritanopia (Blue-blind)

#123432 — rgb(18, 52, 50)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(233, 61%, 18%);

text

color: hsl(233, 61%, 18%);

border

border: 2px solid hsl(233, 61%, 18%);

gradient light

background: linear-gradient(to right, hsl(233, 61%, 38%), hsl(233, 61%, 18%));

gradient dark

background: linear-gradient(to right, hsl(233, 61%, 18%), hsl(233, 61%, 0%))

hex

background-color: #12184A;

tailwind

bg-[hsl(233,61%,18%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(233, 61%, 18%, 0.4);

css variable

--color-primary: hsl(233, 61%, 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(233, 61%, 18%)?

HEX: #12184A | RGB: rgb(18, 24, 74) | CMYK: 76%, 68%, 0%, 71% | HSV: 234°, 76%, 29%. Copy any format from the conversion table above.

What colors go well with #12184A?

The complementary color is HSL(53, 61%, 18%). For a triadic harmony, use hues 233°, 353°, and 113°. For analogous combinations, try hues 203° and 263°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(233, 61%, 18%) in CSS?

As HSL: color: hsl(233, 61%, 18%); — As HEX: color: #12184A; — As RGB: color: rgb(18, 24, 74); — Tailwind CSS: bg-[hsl(233,61%,18%)] — CSS variable: --color-primary: hsl(233, 61%, 18%);