Color

#aa183a

#aa183a
hex#aa183a
rgbrgb(170, 24, 58)
hslhsl(346, 75%, 38%)
oklchoklch(0.479 0.177 15.7)
Closest name: Bindi Red (#b0003c)Relative luminance 0.095

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18aa88

#aa1883 · #aa3f18

#3aaa18 · #183aaa

Split-complementary

Open in tool →

#18aa3f · #1883aa

#83aa18 · #18aa88 · #3f18aa

Contrast

#aa183a as textRatioAAAA largeAAAFix
Aaon white
7.24:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #e02450 as the text (4.54:1)
  • AAA: use #ea6c89 as the text (7:1)
  • AA: or shift the background to #cccccc (4.51:1)
  • AAA: or shift the background to #fcfcfc (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa183a 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

#aa183a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa183a
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 #aa183a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa183a-c49ca1-62cb80-2d221f-f1e9ef?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