Color

#645335

#645335
hex#645335
rgbrgb(100, 83, 53)
hslhsl(38, 31%, 30%)
oklchoklch(0.452 0.05 81.1)
Closest name: Bison (#6e4f3a)Relative luminance 0.0915

Colors that go with #645335

Charcoal, Champagne 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#354664

#643b35 · #5e6435

#356453 · #533564

Split-complementary

Open in tool →

#355e64 · #3b3564

#35643b · #354664 · #64355e

Contrast

#645335 as textRatioAAAA largeAAAFix
Aaon white
7.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.83:1failfailfail
  • AA: use #897148 as the text (4.52:1)
  • AAA: use #ae9365 as the text (7.16:1)
  • AA: or shift the background to #cccccc (4.62:1)
  • AAA: or shift the background to #fafafa (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #645335 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

#645335 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #645335
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 #645335 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/645335-c4ba9c-62bbcb-2c2d1f-f1ebe9?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