Color

#aa4a1d

#aa4a1d
hex#aa4a1d
rgbrgb(170, 74, 29)
hslhsl(19, 71%, 39%)
oklchoklch(0.527 0.138 42.8)
Closest name: sienna (#a0522d)Relative luminance 0.1353

Colors that go with #aa4a1d

Crimson, Denim and Teal 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 →

#1d7daa

#aa1d37 · #aa901d

#1daa4a · #4a1daa

Split-complementary

Open in tool →

#1daa90 · #1d37aa

#37aa1d · #1d7daa · #901daa

Contrast

#aa4a1d as textRatioAAAA largeAAAFix
Aaon white
5.67:1passpassfail
  • AAA: use #903e18 as the text (7.27:1)
Aaon black
3.71:1failpassfail
  • AA: use #c05321 as the text (4.5:1)
  • AAA: use #e17b4c as the text (7.14:1)
  • AA: or shift the background to #e6e6e6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #aa4a1d as the background.

Brands using this color

Fonts for this mood

#aa4a1d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa4a1d
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 #aa4a1d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa4a1d-c4ad9c-62cbb9-2d2a1f-f1e9eb?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