Color

#678b41

#678b41
hex#678b41
rgbrgb(103, 139, 65)
hslhsl(89, 36%, 40%)
oklchoklch(0.592 0.11 130.6)
Closest name: Hidden Paradise (#5e8b3d)Relative luminance 0.2173

Colors that go with #678b41

Charcoal, Blue and Burlywood 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 →

#65418b

#8b8941 · #438b41

#41678b · #8b4167

Split-complementary

Open in tool →

#41438b · #89418b

#418b89 · #65418b · #8b4143

Contrast

#678b41 as textRatioAAAA largeAAAFix
Aaon white
3.93:1failpassfail
  • AA: use #5f803c as the text (4.53:1)
  • AAA: use #465e2c as the text (7.25:1)
  • AA: or shift the background to #171717 (4.56:1)
Aaon black
5.35:1passpassfail
  • AAA: use #79a34d as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #678b41 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 #678b41
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 #678b41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/678b41-adbea2-4e4edf-212d1f-f1f1e9?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