Color

#878e39

#878e39
hex#878e39
rgbrgb(135, 142, 57)
hslhsl(65, 43%, 39%)
oklchoklch(0.623 0.109 113.5)
Closest name: Chorus of Frogs (#8c9632)Relative luminance 0.2479

Colors that go with #878e39

Charcoal, Dodger Blue 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 →

#40398e

#8e6b39 · #5c8e39

#39878e · #8e3987

Split-complementary

Open in tool →

#395c8e · #6b398e

#398e6b · #40398e · #8e395c

Contrast

#878e39 as textRatioAAAA largeAAAFix
Aaon white
3.52:1failpassfail
  • AA: use #727830 as the text (4.72:1)
  • AAA: use #575b24 as the text (7.17:1)
  • AA: or shift the background to #212121 (4.57:1)
Aaon black
5.96:1passpassfail
  • AAA: use #959d3f as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #878e39 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 #878e39
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 #878e39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/878e39-b8bea2-4e88df-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