Warm combinationsBold and decisive

Red and Black Color Combination

Black gives red the maximum punch: with nothing else competing, red reads as signal, warning or celebration.

Hex codes #FF0000 and #000000 — a bold and decisive pair with a 5.25:1 contrast ratio between the two colors.

Values for this combination

Red
RGB
rgb(255, 0, 0)
HSL
hsl(0, 100%, 50%)
Hex
#FF0000
Black
RGB
rgb(0, 0, 0)
HSL
hsl(0, 0%, 0%)
Hex
#000000

Contrast between Red and Black

Contrast ratio 5.25:1. This only decides whether one color of the pair can carry text on the other — the colors themselves always work side by side.

AA · Normal text (≥ 4.5:1)PASS
AA · Large text (≥ 3:1)PASS
AAA · Normal text (≥ 7:1)FAIL
AAA · Large text (≥ 4.5:1)PASS
Aa

Black text on a Red surface, at 5.25:1.

Aa

Red text on a Black surface, at 5.25:1.

Where this pair works

  • Sale banners
  • Gaming interfaces
  • Poster typography

Give Red (#FF0000) roughly 60% of the surface, Black (#000000) about 30%, and leave the last 10% for the neutral below. That split is what keeps a two-color combination from turning into a fight.

A five-color set from this pair

Red and Black as a working palette: a pale tint of the lighter color for backgrounds, both colors as they are, a deep shade of the darker color for text and a neutral for everything in between.

  • Pale tint#fae1e1backgrounds and large surfaces · closest to MistyRose
  • Primary#FF0000the dominant color · closest to Red
  • Secondary#000000the accent color · closest to Black
  • Deep shade#292323text, borders and icons · closest to RaisinBlack
  • Neutral#f6f4f4dividers and quiet surfaces · closest to WhiteSmoke

Explore Red and Black on their own

More color combinations

Red and Black are a bold and decisive pair: black gives red the maximum punch: with nothing else competing, red reads as signal, warning or celebration.

Frequently asked questions

Yes — this pair is used for sale banners, gaming interfaces, poster typography. The two colors measure 5.25:1 against each other, which is enough for body text in either direction.

Good to know

  • Every value on this page is calculated from #FF0000 and #000000 — nothing is hardcoded.
  • Build a longer palette out of Red or Black in the palette generator, or test your own text pair in the contrast checker.

Put this combination to work

Turn Red and Black into a full palette, a gradient or a set of shades — or check the pair against WCAG.

From the blog