Color

#644740

#644740
hex#644740
rgbrgb(100, 71, 64)
hslhsl(12, 22%, 32%)
oklchoklch(0.428 0.042 34)
Closest name: Brunette (#664238)Relative luminance 0.0759

Colors that go with #644740

Teal, Copper and Crimson 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 #644740

Tints & shades

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

Harmonies

Complementary

Open in tool →

#405c64

#64404a · #645940

#406447 · #474064

Split-complementary

Open in tool →

#406459 · #404a64

#4a6440 · #405c64 · #594064

Contrast

#644740 as textRatioAAAA largeAAAFix
Aaon white
8.34:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #956a5f as the text (4.5:1)
  • AAA: use #b18e86 as the text (7.08:1)
  • AA: or shift the background to #bfbfbf (4.54:1)
  • AAA: or shift the background to #ededed (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #644740 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

#644740 reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #644740
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 #644740 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/644740-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