HSL(230, 82%, 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(230,82%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(230, 82%, 21%) color: hsl(230, 82%, 21%)
HEX #0A1861 color: #0A1861
RGB rgb(10, 24, 97) color: rgb(10, 24, 97)
CMYK cmyk(90%, 75%, 0%, 62%)
HSV hsv(230, 90%, 38%)
HWB hwb(230 4% 62%) color: hwb(230 4% 62%)
OKLCH oklch(0.2612 0.1285 267.03) color: oklch(0.2612 0.1285 267.03)
Lab lab(13.11 25.34 -44.28) color: lab(13.11 25.34 -44.28)
LCH lch(13.11 51.02 299.78) color: lch(13.11 51.02 299.78)

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 15.96:1
vs Black 1.32:1

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)

#10104F — rgb(16, 16, 79)

Deuteranopia (Green-blind)

#0F0E4B — rgb(15, 14, 75)

Tritanopia (Blue-blind)

#0B413E — rgb(11, 65, 62)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(230, 82%, 21%);

text

color: hsl(230, 82%, 21%);

border

border: 2px solid hsl(230, 82%, 21%);

gradient light

background: linear-gradient(to right, hsl(230, 82%, 41%), hsl(230, 82%, 21%));

gradient dark

background: linear-gradient(to right, hsl(230, 82%, 21%), hsl(230, 82%, 1%))

hex

background-color: #0A1861;

tailwind

bg-[hsl(230,82%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(230, 82%, 21%, 0.4);

css variable

--color-primary: hsl(230, 82%, 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(230, 82%, 21%)?

HEX: #0A1861 | RGB: rgb(10, 24, 97) | CMYK: 90%, 75%, 0%, 62% | HSV: 230°, 90%, 38%. Copy any format from the conversion table above.

What colors go well with #0A1861?

The complementary color is HSL(50, 82%, 21%). For a triadic harmony, use hues 230°, 350°, and 110°. For analogous combinations, try hues 200° and 260°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(230, 82%, 21%) in CSS?

As HSL: color: hsl(230, 82%, 21%); — As HEX: color: #0A1861; — As RGB: color: rgb(10, 24, 97); — Tailwind CSS: bg-[hsl(230,82%,21%)] — CSS variable: --color-primary: hsl(230, 82%, 21%);