Color

#aa273a

#aa273a
hex#aa273a
rgbrgb(170, 39, 58)
hslhsl(351, 63%, 41%)
oklchoklch(0.49 0.166 18.4)
Closest name: Amore (#ae2f48)Relative luminance 0.103

Tints & shades

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

Harmonies

Complementary

Open in tool →

#27aa97

#aa277c · #aa5527

#3aaa27 · #273aaa

Split-complementary

Open in tool →

#27aa55 · #277caa

#7caa27 · #27aa97 · #5527aa

Contrast

#aa273a as textRatioAAAA largeAAAFix
Aaon white
6.86:1passpassfail
  • AAA: use #a62639 as the text (7.1:1)
Aaon black
3.06:1failpassfail
  • AA: use #d33c52 as the text (4.54:1)
  • AAA: use #e07686 as the text (7.11:1)
  • AA: or shift the background to #d4d4d4 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa273a 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

#aa273a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa273a
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 #aa273a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa273a-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