Color

#678557

#678557
hex#678557
rgbrgb(103, 133, 87)
hslhsl(99, 21%, 43%)
oklchoklch(0.581 0.076 135.1)
Closest name: Beyond the Pines (#688049)Relative luminance 0.2035

Colors that go with #678557

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.

Real palettes that use #678557

Tints & shades

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

Harmonies

Complementary

Open in tool →

#755785

#7e8557 · #57855e

#576785 · #855767

Split-complementary

Open in tool →

#5e5785 · #85577e

#577e85 · #755785 · #855e57

Contrast

#678557 as textRatioAAAA largeAAAFix
Aaon white
4.14:1failpassfail
  • AA: use #607b51 as the text (4.72:1)
  • AAA: use #485d3c as the text (7.23:1)
  • AA: or shift the background to #121212 (4.52:1)
Aaon black
5.07:1passpassfail
  • AAA: use #80a06e 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 #678557 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 #678557
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 #678557 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/678557-a8bea2-664edf-1f2d21-f0f1e9?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