Color

#663529

#663529
hex#663529
rgbrgb(102, 53, 41)
hslhsl(12, 43%, 28%)
oklchoklch(0.389 0.073 34.8)
Closest name: Arcane Red (#6a2f2f)Relative luminance 0.0553

Colors that go with #663529

Teal, Blue and Copper 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 #663529

Tints & shades

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

Harmonies

Complementary

Open in tool →

#295a66

#66293b · #665429

#296635 · #352966

Split-complementary

Open in tool →

#296654 · #293b66

#3b6629 · #295a66 · #542966

Contrast

#663529 as textRatioAAAA largeAAAFix
Aaon white
9.97:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #b35d47 as the text (4.57:1)
  • AAA: use #c88574 as the text (7.06:1)
  • AA: or shift the background to #b0b0b0 (4.6:1)
  • AAA: or shift the background to #d9d9d9 (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 #663529 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

#663529 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #663529
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 #663529 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/663529-c4a99c-62cbad-2d281f-f1e9ec?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