Color

#66372e

#66372e
hex#66372e
rgbrgb(102, 55, 46)
hslhsl(10, 38%, 29%)
oklchoklch(0.394 0.069 31.8)
Closest name: Arcane Red (#6a2f2f)Relative luminance 0.0575

Colors that go with #66372e

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 #66372e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e5d66

#662e41 · #66532e

#2e6637 · #372e66

Split-complementary

Open in tool →

#2e6653 · #2e4166

#41662e · #2e5d66 · #532e66

Contrast

#66372e as textRatioAAAA largeAAAFix
Aaon white
9.76:1passpasspassPasses AAA — no fix needed.
Aaon black
2.15:1failfailfail
  • AA: use #b05f4f as the text (4.6:1)
  • AAA: use #c38679 as the text (7.01:1)
  • AA: or shift the background to #b0b0b0 (4.5:1)
  • AAA: or shift the background to #dbdbdb (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #66372e 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

#66372e reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #66372e
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 #66372e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/66372e-c4a79c-62cbaa-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