Color

#818b65

#818b65
hex#818b65
rgbrgb(129, 139, 101)
hslhsl(76, 16%, 47%)
oklchoklch(0.618 0.056 120)
Closest name: Antique (#8b846d)Relative luminance 0.2407

Colors that go with #818b65

Charcoal, Copper and Medium Purple 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 #818b65

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f658b

#8b8265 · #6e8b65

#65818b · #8b6581

Split-complementary

Open in tool →

#656e8b · #82658b

#658b82 · #6f658b · #8b656e

Contrast

#818b65 as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #707958 as the text (4.6:1)
  • AAA: use #555c42 as the text (7.01:1)
  • AA: or shift the background to #1f1f1f (4.56:1)
Aaon black
5.81:1passpassfail
  • AAA: use #909a74 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #818b65 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 #818b65
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 #818b65 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/818b65-b3bea2-4e6edf-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