Color

#647c3c

#647c3c
hex#647c3c
rgbrgb(100, 124, 60)
hslhsl(83, 35%, 36%)
oklchoklch(0.552 0.094 126.3)
Closest name: Beyond the Pines (#688049)Relative luminance 0.1745

Colors that go with #647c3c

Charcoal, Dark Orchid and Blue 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 →

#543c7c

#7c743c · #437c3c

#3c637c · #7c3c63

Split-complementary

Open in tool →

#3c437c · #743c7c

#3c7c74 · #543c7c · #7c3c43

Contrast

#647c3c as textRatioAAAA largeAAAFix
Aaon white
4.68:1passpassfail
  • AAA: use #4a5d2d as the text (7.25:1)
Aaon black
4.49:1failpassfail
  • AA: use #667f3d as the text (4.67:1)
  • AAA: use #82a24e as the text (7.23:1)
  • AA: or shift the background to #fcfcfc (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #647c3c 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

mcpConnect your agent — build around #647c3c
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 #647c3c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/647c3c-b0bea2-4e5ddf-222d1f-f1f0e9?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