Color

#637641

#637641
hex#637641
rgbrgb(99, 118, 65)
hslhsl(82, 29%, 36%)
oklchoklch(0.537 0.08 125.1)
Closest name: Mana Tree (#4f7942)Relative luminance 0.1599

Colors that go with #637641

Charcoal, Slate Blue 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.

Real palettes that use #637641

Tints & shades

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

Harmonies

Complementary

Open in tool →

#554176

#766f41 · #487641

#416376 · #764163

Split-complementary

Open in tool →

#414876 · #6f4176

#41766f · #554176 · #764148

Contrast

#637641 as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #4d5c33 as the text (7.26:1)
Aaon black
4.2:1failpassfail
  • AA: use #687d45 as the text (4.61:1)
  • AAA: use #849e57 as the text (7.01:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #637641 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #637641
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 #637641 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/637641-b0bea2-4e5fdf-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