Color

#aa0816

#aa0816
hex#aa0816
rgbrgb(170, 8, 22)
hslhsl(355, 91%, 35%)
oklchoklch(0.467 0.186 26.4)
Closest name: All Systems Red (#b30103)Relative luminance 0.0878

Colors that go with #aa0816

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 →

#08aa9d

#aa0867 · #aa4c08

#16aa08 · #0816aa

Split-complementary

Open in tool →

#08aa4c · #0867aa

#67aa08 · #08aa9d · #4c08aa

Contrast

#aa0816 as textRatioAAAA largeAAAFix
Aaon white
7.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #ea0b1e as the text (4.57:1)
  • AAA: use #f86370 as the text (7.01:1)
  • AA: or shift the background to #c7c7c7 (4.51:1)
  • AAA: or shift the background to #f7f7f7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa0816 as the background.

Brands using this color

Fonts for this mood

#aa0816 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa0816
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 #aa0816 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa0816-c49e9c-62cb8f-2d241f-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