HSL(229, 59%, 23%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(229,59%,23%)]

Color Conversions

Format Value CSS Usage
HSL hsl(229, 59%, 23%) color: hsl(229, 59%, 23%)
HEX #18255D color: #18255D
RGB rgb(24, 37, 93) color: rgb(24, 37, 93)
CMYK cmyk(74%, 60%, 0%, 64%)
HSV hsv(229, 74%, 36%)
HWB hwb(229 9% 64%) color: hwb(229 9% 64%)
OKLCH oklch(0.2907 0.1013 269.25) color: oklch(0.2907 0.1013 269.25)
Lab lab(17.02 15.9 -35.18) color: lab(17.02 15.9 -35.18)
LCH lch(17.02 38.61 294.32) color: lch(17.02 38.61 294.32)

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 14.37:1
vs Black 1.46:1

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)

#1E1E4F — rgb(30, 30, 79)

Deuteranopia (Green-blind)

#1D1C4C — rgb(29, 28, 76)

Tritanopia (Blue-blind)

#194542 — rgb(25, 69, 66)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(229, 59%, 23%);

text

color: hsl(229, 59%, 23%);

border

border: 2px solid hsl(229, 59%, 23%);

gradient light

background: linear-gradient(to right, hsl(229, 59%, 43%), hsl(229, 59%, 23%));

gradient dark

background: linear-gradient(to right, hsl(229, 59%, 23%), hsl(229, 59%, 3%))

hex

background-color: #18255D;

tailwind

bg-[hsl(229,59%,23%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(229, 59%, 23%, 0.4);

css variable

--color-primary: hsl(229, 59%, 23%);

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(229, 59%, 23%)?

HEX: #18255D | RGB: rgb(24, 37, 93) | CMYK: 74%, 60%, 0%, 64% | HSV: 229°, 74%, 36%. Copy any format from the conversion table above.

What colors go well with #18255D?

The complementary color is HSL(49, 59%, 23%). For a triadic harmony, use hues 229°, 349°, and 109°. For analogous combinations, try hues 199° and 259°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(229, 59%, 23%) in CSS?

As HSL: color: hsl(229, 59%, 23%); — As HEX: color: #18255D; — As RGB: color: rgb(24, 37, 93); — Tailwind CSS: bg-[hsl(229,59%,23%)] — CSS variable: --color-primary: hsl(229, 59%, 23%);