Color

#aa421d

#aa421d
hex#aa421d
rgbrgb(170, 66, 29)
hslhsl(16, 71%, 39%)
oklchoklch(0.516 0.145 38.7)
Closest name: Barbarossa (#a84734)Relative luminance 0.1253

Colors that go with #aa421d

Crimson, Royal Blue and Sea Green 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.

Real palettes that use #aa421d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d84aa

#aa1d3e · #aa891d

#1daa42 · #421daa

Split-complementary

Open in tool →

#1daa89 · #1d3eaa

#3eaa1d · #1d84aa · #891daa

Contrast

#aa421d as textRatioAAAA largeAAAFix
Aaon white
5.99:1passpassfail
  • AAA: use #943a19 as the text (7.3:1)
Aaon black
3.51:1failpassfail
  • AA: use #c94e22 as the text (4.6:1)
  • AAA: use #e27b55 as the text (7.2:1)
  • AA: or shift the background to #e0e0e0 (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 #aa421d as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#aa421d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa421d
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 #aa421d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa421d-c4ab9c-62cbb4-2d291f-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