HSL(231, 75%, 17%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,75%,17%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 75%, 17%) color: hsl(231, 75%, 17%)
HEX #0B154C color: #0B154C
RGB rgb(11, 21, 76) color: rgb(11, 21, 76)
CMYK cmyk(86%, 72%, 0%, 70%)
HSV hsv(231, 86%, 30%)
HWB hwb(231 4% 70%) color: hwb(231 4% 70%)
OKLCH oklch(0.2318 0.1016 268.64) color: oklch(0.2318 0.1016 268.64)
Lab lab(10.02 18.85 -35.11) color: lab(10.02 18.85 -35.11)
LCH lch(10.02 39.85 298.23) color: lch(10.02 39.85 298.23)

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 17.13:1
vs Black 1.23:1

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)

#0F0F3F — rgb(15, 15, 63)

Deuteranopia (Green-blind)

#0F0E3C — rgb(15, 14, 60)

Tritanopia (Blue-blind)

#0C3432 — rgb(12, 52, 50)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 75%, 17%);

text

color: hsl(231, 75%, 17%);

border

border: 2px solid hsl(231, 75%, 17%);

gradient light

background: linear-gradient(to right, hsl(231, 75%, 37%), hsl(231, 75%, 17%));

gradient dark

background: linear-gradient(to right, hsl(231, 75%, 17%), hsl(231, 75%, 0%))

hex

background-color: #0B154C;

tailwind

bg-[hsl(231,75%,17%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 75%, 17%, 0.4);

css variable

--color-primary: hsl(231, 75%, 17%);

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, 75%, 17%)?

HEX: #0B154C | RGB: rgb(11, 21, 76) | CMYK: 86%, 72%, 0%, 70% | HSV: 231°, 86%, 30%. Copy any format from the conversion table above.

What colors go well with #0B154C?

The complementary color is HSL(51, 75%, 17%). 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, 75%, 17%) in CSS?

As HSL: color: hsl(231, 75%, 17%); — As HEX: color: #0B154C; — As RGB: color: rgb(11, 21, 76); — Tailwind CSS: bg-[hsl(231,75%,17%)] — CSS variable: --color-primary: hsl(231, 75%, 17%);