HSL(237, 12%, 28%)

Grayish Blue — Blue color

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Color Information

Color Name

Grayish Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(237,12%,28%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 12%, 28%) color: hsl(237, 12%, 28%)
HEX #3F4050 color: #3F4050
RGB rgb(63, 64, 80) color: rgb(63, 64, 80)
CMYK cmyk(21%, 20%, 0%, 69%)
HSV hsv(236, 21%, 31%)
HWB hwb(236 24% 69%) color: hwb(236 24% 69%)
OKLCH oklch(0.377 0.0273 282.19) color: oklch(0.377 0.0273 282.19)
Lab lab(27.58 3.55 -9.77) color: lab(27.58 3.55 -9.77)
LCH lch(27.58 10.39 289.97) color: lch(27.58 10.39 289.97)

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 10.19:1
vs Black 2.06:1

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)

#3F3F4C — rgb(63, 63, 76)

Deuteranopia (Green-blind)

#3F3F4B — rgb(63, 63, 75)

Tritanopia (Blue-blind)

#3F4948 — rgb(63, 73, 72)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 12%, 28%);

text

color: hsl(237, 12%, 28%);

border

border: 2px solid hsl(237, 12%, 28%);

gradient light

background: linear-gradient(to right, hsl(237, 12%, 48%), hsl(237, 12%, 28%));

gradient dark

background: linear-gradient(to right, hsl(237, 12%, 28%), hsl(237, 12%, 8%))

hex

background-color: #3F4050;

tailwind

bg-[hsl(237,12%,28%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 12%, 28%, 0.4);

css variable

--color-primary: hsl(237, 12%, 28%);

Related Colors

Use Cases for Grayish Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(237, 12%, 28%)?

HEX: #3F4050 | RGB: rgb(63, 64, 80) | CMYK: 21%, 20%, 0%, 69% | HSV: 236°, 21%, 31%. Copy any format from the conversion table above.

What colors go well with #3F4050?

The complementary color is HSL(57, 12%, 28%). 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, 12%, 28%) in CSS?

As HSL: color: hsl(237, 12%, 28%); — As HEX: color: #3F4050; — As RGB: color: rgb(63, 64, 80); — Tailwind CSS: bg-[hsl(237,12%,28%)] — CSS variable: --color-primary: hsl(237, 12%, 28%);