HSL(231, 74%, 15%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,74%,15%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 74%, 15%) color: hsl(231, 74%, 15%)
HEX #0A1243 color: #0A1243
RGB rgb(10, 18, 67) color: rgb(10, 18, 67)
CMYK cmyk(85%, 73%, 0%, 74%)
HSV hsv(232, 85%, 26%)
HWB hwb(232 4% 74%) color: hwb(232 4% 74%)
OKLCH oklch(0.215 0.0923 269.45) color: oklch(0.215 0.0923 269.45)
Lab lab(8.15 17.12 -31.9) color: lab(8.15 17.12 -31.9)
LCH lch(8.15 36.2 298.22) color: lch(8.15 36.2 298.22)

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 17.79:1
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)

#0D0E37 — rgb(13, 14, 55)

Deuteranopia (Green-blind)

#0D0C34 — rgb(13, 12, 52)

Tritanopia (Blue-blind)

#0A2E2C — rgb(10, 46, 44)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 74%, 15%);

text

color: hsl(231, 74%, 15%);

border

border: 2px solid hsl(231, 74%, 15%);

gradient light

background: linear-gradient(to right, hsl(231, 74%, 35%), hsl(231, 74%, 15%));

gradient dark

background: linear-gradient(to right, hsl(231, 74%, 15%), hsl(231, 74%, 0%))

hex

background-color: #0A1243;

tailwind

bg-[hsl(231,74%,15%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 74%, 15%, 0.4);

css variable

--color-primary: hsl(231, 74%, 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(231, 74%, 15%)?

HEX: #0A1243 | RGB: rgb(10, 18, 67) | CMYK: 85%, 73%, 0%, 74% | HSV: 232°, 85%, 26%. Copy any format from the conversion table above.

What colors go well with #0A1243?

The complementary color is HSL(51, 74%, 15%). For a triadic harmony, use hues 231°, 351°, and 111°. For analogous combinations, try hues 201° and 261°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(231, 74%, 15%) in CSS?

As HSL: color: hsl(231, 74%, 15%); — As HEX: color: #0A1243; — As RGB: color: rgb(10, 18, 67); — Tailwind CSS: bg-[hsl(231,74%,15%)] — CSS variable: --color-primary: hsl(231, 74%, 15%);