Color

#aa080d

#aa080d
hex#aa080d
rgbrgb(170, 8, 13)
hslhsl(358, 91%, 35%)
oklchoklch(0.467 0.187 28.1)
Closest name: All Systems Red (#b30103)Relative luminance 0.0875

Tints & shades

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

Harmonies

Complementary

Open in tool →

#08aaa5

#aa085f · #aa5408

#0daa08 · #080daa

Split-complementary

Open in tool →

#08aa54 · #085faa

#5faa08 · #08aaa5 · #5408aa

Contrast

#aa080d as textRatioAAAA largeAAAFix
Aaon white
7.64:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #ea0b12 as the text (4.56:1)
  • AAA: use #f8686d as the text (7.19:1)
  • AA: or shift the background to #c7c7c7 (4.52:1)
  • AAA: or shift the background to #f5f5f5 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa080d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#aa080d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa080d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #aa080d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa080d-c49f9c-62cb95-2d251f-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