Color

#647b28

#647b28
hex#647b28
rgbrgb(100, 123, 40)
hslhsl(77, 51%, 32%)
oklchoklch(0.547 0.112 123.4)
Closest name: Enchanted Forest (#5c821a)Relative luminance 0.1703

Colors that go with #647b28

Charcoal, Royal Blue and Blue Violet 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 →

#40287b

#7b6928 · #3a7b28

#28647b · #7b2864

Split-complementary

Open in tool →

#283a7b · #69287b

#287b69 · #40287b · #7b283a

Contrast

#647b28 as textRatioAAAA largeAAAFix
Aaon white
4.77:1passpassfail
  • AAA: use #4b5c1e as the text (7.37:1)
Aaon black
4.41:1failpassfail
  • AA: use #677f29 as the text (4.64:1)
  • AAA: use #83a234 as the text (7.18:1)
  • AA: or shift the background to #fafafa (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #647b28 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 #647b28
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 #647b28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/647b28-b3bea2-4e6bdf-232d1f-f1efe9?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