HSL(231, 63%, 21%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,63%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 63%, 21%) color: hsl(231, 63%, 21%)
HEX #141E57 color: #141E57
RGB rgb(20, 30, 87) color: rgb(20, 30, 87)
CMYK cmyk(77%, 66%, 0%, 66%)
HSV hsv(231, 77%, 34%)
HWB hwb(231 8% 66%) color: hwb(231 8% 66%)
OKLCH oklch(0.2674 0.1032 270.2) color: oklch(0.2674 0.1032 270.2)
Lab lab(14.2 17.96 -35.77) color: lab(14.2 17.96 -35.77)
LCH lch(14.2 40.03 296.66) color: lch(14.2 40.03 296.66)

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 15.52:1
vs Black 1.35:1

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)

#181849 — rgb(24, 24, 73)

Deuteranopia (Green-blind)

#181746 — rgb(24, 23, 70)

Tritanopia (Blue-blind)

#153E3C — rgb(21, 62, 60)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 63%, 21%);

text

color: hsl(231, 63%, 21%);

border

border: 2px solid hsl(231, 63%, 21%);

gradient light

background: linear-gradient(to right, hsl(231, 63%, 41%), hsl(231, 63%, 21%));

gradient dark

background: linear-gradient(to right, hsl(231, 63%, 21%), hsl(231, 63%, 1%))

hex

background-color: #141E57;

tailwind

bg-[hsl(231,63%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 63%, 21%, 0.4);

css variable

--color-primary: hsl(231, 63%, 21%);

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, 63%, 21%)?

HEX: #141E57 | RGB: rgb(20, 30, 87) | CMYK: 77%, 66%, 0%, 66% | HSV: 231°, 77%, 34%. Copy any format from the conversion table above.

What colors go well with #141E57?

The complementary color is HSL(51, 63%, 21%). 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, 63%, 21%) in CSS?

As HSL: color: hsl(231, 63%, 21%); — As HEX: color: #141E57; — As RGB: color: rgb(20, 30, 87); — Tailwind CSS: bg-[hsl(231,63%,21%)] — CSS variable: --color-primary: hsl(231, 63%, 21%);