Color

#aa132a

#aa132a
hex#aa132a
rgbrgb(170, 19, 42)
hslhsl(351, 80%, 37%)
oklchoklch(0.474 0.18 21.5)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0918

Colors that go with #aa132a

Royal Blue, Teal and Amber 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 →

#13aa93

#aa1375 · #aa4813

#2aaa13 · #132aaa

Split-complementary

Open in tool →

#13aa48 · #1375aa

#75aa13 · #13aa93 · #4813aa

Contrast

#aa132a as textRatioAAAA largeAAAFix
Aaon white
7.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #e61938 as the text (4.56:1)
  • AAA: use #ef6c80 as the text (7.13:1)
  • AA: or shift the background to #cccccc (4.61:1)
  • AAA: or shift the background to #fafafa (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa132a as the background.

Brands using this color

Fonts for this mood

#aa132a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa132a
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 #aa132a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa132a-c49c9e-62cb89-2d231f-f1e9ee?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