Color

#81972b

#81972b
hex#81972b
rgbrgb(129, 151, 43)
hslhsl(72, 56%, 38%)
oklchoklch(0.638 0.133 120.4)
Closest name: Densetsu Green (#889911)Relative luminance 0.2697

Colors that go with #81972b

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 →

#402b97

#97772b · #4b972b

#2b8197 · #972b81

Split-complementary

Open in tool →

#2b4b97 · #772b97

#2b9777 · #402b97 · #972b4b

Contrast

#81972b as textRatioAAAA largeAAAFix
Aaon white
3.28:1failpassfail
  • AA: use #6a7b23 as the text (4.7:1)
  • AAA: use #4e5b1a as the text (7.41:1)
  • AA: or shift the background to #262626 (4.61:1)
Aaon black
6.39:1passpassfail
  • AAA: use #889f2d 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 #81972b 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 #81972b
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 #81972b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81972b-b5bea2-4e77df-242d1f-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