Color

#647963

#647963
hex#647963
rgbrgb(100, 121, 99)
hslhsl(117, 10%, 43%)
oklchoklch(0.553 0.042 143.8)
Closest name: Ecological (#677f70)Relative luminance 0.1728

Colors that go with #647963

Charcoal, Medium Purple and Champagne 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 #647963

Tints & shades

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

Harmonies

Complementary

Open in tool →

#786379

#6f7963 · #63796d

#636479 · #796364

Split-complementary

Open in tool →

#6d6379 · #79636f

#636f79 · #786379 · #796d63

Contrast

#647963 as textRatioAAAA largeAAAFix
Aaon white
4.71:1passpassfail
  • AAA: use #4d5d4c as the text (7.03:1)
Aaon black
4.46:1failpassfail
  • AA: use #667b65 as the text (4.59:1)
  • AAA: use #879c86 as the text (7.13:1)
  • AA: or shift the background to #fafafa (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #647963 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 #647963
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 #647963 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/647963-a2bea4-924edf-1f2d25-edf1e9?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