Color

#b8141d

#b8141d
hex#b8141d
rgbrgb(184, 20, 29)
hslhsl(357, 80%, 40%)
oklchoklch(0.499 0.193 26.3)
Closest name: Bullseye (#b9030a)Relative luminance 0.1078

Colors that go with #b8141d

Royal Blue, Steel Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#14b8af

#b8146e · #b85e14

#1db814 · #141db8

Split-complementary

Open in tool →

#14b85e · #146eb8

#6eb814 · #14b8af · #5e14b8

Contrast

#b8141d as textRatioAAAA largeAAAFix
Aaon white
6.65:1passpassfail
  • AAA: use #ae131b as the text (7.22:1)
Aaon black
3.16:1failpassfail
  • AA: use #e61924 as the text (4.53:1)
  • AAA: use #ef6c73 as the text (7.06:1)
  • AA: or shift the background to #d6d6d6 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b8141d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b8141d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b8141d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b8141d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b8141d-c49f9c-62cb93-2d251f-f1e9ed?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md