HSL(223, 77%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(223,77%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(223, 77%, 21%) color: hsl(223, 77%, 21%)
HEX #0C245F color: #0C245F
RGB rgb(12, 36, 95) color: rgb(12, 36, 95)
CMYK cmyk(87%, 62%, 0%, 63%)
HSV hsv(223, 87%, 37%)
HWB hwb(223 5% 63%) color: hwb(223 5% 63%)
OKLCH oklch(0.2845 0.1095 263.92) color: oklch(0.2845 0.1095 263.92)
Lab lab(16.33 15.92 -37.66) color: lab(16.33 15.92 -37.66)
LCH lch(16.33 40.89 292.92) color: lch(16.33 40.89 292.92)

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 14.65:1
vs Black 1.43:1

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)

#161751 — rgb(22, 23, 81)

Deuteranopia (Green-blind)

#15134D — rgb(21, 19, 77)

Tritanopia (Blue-blind)

#0D4543 — rgb(13, 69, 67)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(223, 77%, 21%);

text

color: hsl(223, 77%, 21%);

border

border: 2px solid hsl(223, 77%, 21%);

gradient light

background: linear-gradient(to right, hsl(223, 77%, 41%), hsl(223, 77%, 21%));

gradient dark

background: linear-gradient(to right, hsl(223, 77%, 21%), hsl(223, 77%, 1%))

hex

background-color: #0C245F;

tailwind

bg-[hsl(223,77%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(223, 77%, 21%, 0.4);

css variable

--color-primary: hsl(223, 77%, 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(223, 77%, 21%)?

HEX: #0C245F | RGB: rgb(12, 36, 95) | CMYK: 87%, 62%, 0%, 63% | HSV: 223°, 87%, 37%. Copy any format from the conversion table above.

What colors go well with #0C245F?

The complementary color is HSL(43, 77%, 21%). For a triadic harmony, use hues 223°, 343°, and 103°. For analogous combinations, try hues 193° and 253°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(223, 77%, 21%) in CSS?

As HSL: color: hsl(223, 77%, 21%); — As HEX: color: #0C245F; — As RGB: color: rgb(12, 36, 95); — Tailwind CSS: bg-[hsl(223,77%,21%)] — CSS variable: --color-primary: hsl(223, 77%, 21%);