HSL(231, 20%, 28%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,20%,28%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 20%, 28%) color: hsl(231, 20%, 28%)
HEX #393D56 color: #393D56
RGB rgb(57, 61, 86) color: rgb(57, 61, 86)
CMYK cmyk(34%, 29%, 0%, 66%)
HSV hsv(232, 34%, 34%)
HWB hwb(232 22% 66%) color: hwb(232 22% 66%)
OKLCH oklch(0.3673 0.0434 277.02) color: oklch(0.3673 0.0434 277.02)
Lab lab(26.39 5.08 -15.56) color: lab(26.39 5.08 -15.56)
LCH lch(26.39 16.37 288.08) color: lch(26.39 16.37 288.08)

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 10.63:1
vs Black 1.98:1

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)

#3B3B50 — rgb(59, 59, 80)

Deuteranopia (Green-blind)

#3B3A4F — rgb(59, 58, 79)

Tritanopia (Blue-blind)

#394B4A — rgb(57, 75, 74)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 20%, 28%);

text

color: hsl(231, 20%, 28%);

border

border: 2px solid hsl(231, 20%, 28%);

gradient light

background: linear-gradient(to right, hsl(231, 20%, 48%), hsl(231, 20%, 28%));

gradient dark

background: linear-gradient(to right, hsl(231, 20%, 28%), hsl(231, 20%, 8%))

hex

background-color: #393D56;

tailwind

bg-[hsl(231,20%,28%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 20%, 28%, 0.4);

css variable

--color-primary: hsl(231, 20%, 28%);

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, 20%, 28%)?

HEX: #393D56 | RGB: rgb(57, 61, 86) | CMYK: 34%, 29%, 0%, 66% | HSV: 232°, 34%, 34%. Copy any format from the conversion table above.

What colors go well with #393D56?

The complementary color is HSL(51, 20%, 28%). 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, 20%, 28%) in CSS?

As HSL: color: hsl(231, 20%, 28%); — As HEX: color: #393D56; — As RGB: color: rgb(57, 61, 86); — Tailwind CSS: bg-[hsl(231,20%,28%)] — CSS variable: --color-primary: hsl(231, 20%, 28%);