Color

#858d3f

#858d3f
hex#858d3f
rgbrgb(133, 141, 63)
hslhsl(66, 38%, 40%)
oklchoklch(0.62 0.103 114.3)
Closest name: Chorus of Frogs (#8c9632)Relative luminance 0.244

Colors that go with #858d3f

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#473f8d

#8d6e3f · #5e8d3f

#3f858d · #8d3f85

Split-complementary

Open in tool →

#3f5e8d · #6e3f8d

#3f8d6e · #473f8d · #8d3f5e

Contrast

#858d3f as textRatioAAAA largeAAAFix
Aaon white
3.57:1failpassfail
  • AA: use #747b37 as the text (4.53:1)
  • AAA: use #565b29 as the text (7.18:1)
  • AA: or shift the background to #212121 (4.51:1)
Aaon black
5.88:1passpassfail
  • AAA: use #969e47 as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #858d3f 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 #858d3f
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 #858d3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/858d3f-b8bea2-4e86df-262d1f-f1eee9?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