Color

#638656

#638656
hex#638656
rgbrgb(99, 134, 86)
hslhsl(104, 22%, 43%)
oklchoklch(0.581 0.081 137.5)
Closest name: Beyond the Pines (#688049)Relative luminance 0.2037

Colors that go with #638656

Charcoal, Medium Purple 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 →

#795686

#7b8656 · #568661

#566286 · #865662

Split-complementary

Open in tool →

#615686 · #86567b

#567b86 · #795686 · #866156

Contrast

#638656 as textRatioAAAA largeAAAFix
Aaon white
4.14:1failpassfail
  • AA: use #5c7c50 as the text (4.71:1)
  • AAA: use #455d3c as the text (7.28:1)
  • AA: or shift the background to #121212 (4.53:1)
Aaon black
5.07:1passpassfail
  • AAA: use #78a06a as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #638656 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 #638656
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 #638656 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/638656-a6bea2-724edf-1f2d22-eff1e9?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