HSL(0, 100%, 25%)

Red — Red color

Adjust Color

Color Information

Color Name

Red

Color Family

Red

Warm / Cool

🔴 Warm

Temperature

2000K

CSS Class

bg-[hsl(0,100%,25%)]

Color Conversions

Format Value CSS Usage
HSL hsl(0, 100%, 25%) color: hsl(0, 100%, 25%)
HEX #800000 color: #800000
RGB rgb(128, 0, 0) color: rgb(128, 0, 0)
CMYK cmyk(0%, 100%, 100%, 50%)
HSV hsv(0, 100%, 50%)
HWB hwb(0 0% 50%) color: hwb(0 0% 50%)
OKLCH oklch(0.3767 0.1546 29.23) color: oklch(0.3767 0.1546 29.23)
Lab lab(25.54 48.05 38.06) color: lab(25.54 48.05 38.06)
LCH lch(25.54 61.3 38.38) color: lch(25.54 61.3 38.38)

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 10.95:1
vs Black 1.92:1

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)

#494700 — rgb(73, 71, 0)

Deuteranopia (Green-blind)

#505A00 — rgb(80, 90, 0)

Tritanopia (Blue-blind)

#7A0000 — rgb(122, 0, 0)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(0, 100%, 25%);

text

color: hsl(0, 100%, 25%);

border

border: 2px solid hsl(0, 100%, 25%);

gradient light

background: linear-gradient(to right, hsl(0, 100%, 45%), hsl(0, 100%, 25%));

gradient dark

background: linear-gradient(to right, hsl(0, 100%, 25%), hsl(0, 100%, 5%))

hex

background-color: #800000;

tailwind

bg-[hsl(0,100%,25%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(0, 100%, 25%, 0.4);

css variable

--color-primary: hsl(0, 100%, 25%);

Related Colors

Use Cases for Red

Alerts & errors Call-to-action buttons Brand logos Sale badges Warning messages

Frequently Asked Questions

What are all the color codes for HSL(0, 100%, 25%)?

HEX: #800000 | RGB: rgb(128, 0, 0) | CMYK: 0%, 100%, 100%, 50% | HSV: 0°, 100%, 50%. Copy any format from the conversion table above.

What colors go well with #800000?

The complementary color is HSL(180, 100%, 25%). For a triadic harmony, use hues 0°, 120°, and 240°. For analogous combinations, try hues 330° and 30°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(0, 100%, 25%) in CSS?

As HSL: color: hsl(0, 100%, 25%); — As HEX: color: #800000; — As RGB: color: rgb(128, 0, 0); — Tailwind CSS: bg-[hsl(0,100%,25%)] — CSS variable: --color-primary: hsl(0, 100%, 25%);