HSL(237, 91%, 40%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,91%,40%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 91%, 40%) color: hsl(237, 91%, 40%)
HEX #0912C3 color: #0912C3
RGB rgb(9, 18, 195) color: rgb(9, 18, 195)
CMYK cmyk(95%, 91%, 0%, 24%)
HSV hsv(237, 95%, 76%)
HWB hwb(237 4% 24%) color: hwb(237 4% 24%)
OKLCH oklch(0.3806 0.2482 265.2) color: oklch(0.3806 0.2482 265.2)
Lab lab(25.04 60.51 -85.5) color: lab(25.04 60.51 -85.5)
LCH lch(25.04 104.75 305.29) color: lch(25.04 104.75 305.29)

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 11.13:1
vs Black 1.89:1

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)

#0D0D98 — rgb(13, 13, 152)

Deuteranopia (Green-blind)

#0C0C8E — rgb(12, 12, 142)

Tritanopia (Blue-blind)

#09766F — rgb(9, 118, 111)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 91%, 40%);

text

color: hsl(237, 91%, 40%);

border

border: 2px solid hsl(237, 91%, 40%);

gradient light

background: linear-gradient(to right, hsl(237, 91%, 60%), hsl(237, 91%, 40%));

gradient dark

background: linear-gradient(to right, hsl(237, 91%, 40%), hsl(237, 91%, 20%))

hex

background-color: #0912C3;

tailwind

bg-[hsl(237,91%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 91%, 40%, 0.4);

css variable

--color-primary: hsl(237, 91%, 40%);

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(237, 91%, 40%)?

HEX: #0912C3 | RGB: rgb(9, 18, 195) | CMYK: 95%, 91%, 0%, 24% | HSV: 237°, 95%, 76%. Copy any format from the conversion table above.

What colors go well with #0912C3?

The complementary color is HSL(57, 91%, 40%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(237, 91%, 40%) in CSS?

As HSL: color: hsl(237, 91%, 40%); — As HEX: color: #0912C3; — As RGB: color: rgb(9, 18, 195); — Tailwind CSS: bg-[hsl(237,91%,40%)] — CSS variable: --color-primary: hsl(237, 91%, 40%);