Color

#647e63

#647e63
hex#647e63
rgbrgb(100, 126, 99)
hslhsl(118, 12%, 44%)
oklchoklch(0.565 0.051 143.9)
Closest name: Clouded Pine (#628468)Relative luminance 0.1853

Colors that go with #647e63

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.

Real palettes that use #647e63

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d637e

#717e63 · #637e6f

#63647e · #7e6364

Split-complementary

Open in tool →

#6f637e · #7e6371

#63717e · #7d637e · #7e6f63

Contrast

#647e63 as textRatioAAAA largeAAAFix
Aaon white
4.46:1failpassfail
  • AA: use #617b60 as the text (4.66:1)
  • AAA: use #4b5e4a as the text (7:1)
  • AA: or shift the background to #050505 (4.57:1)
Aaon black
4.71:1passpassfail
  • AAA: use #829c81 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #647e63 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 #647e63
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 #647e63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/647e63-a2bea4-944edf-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