Color

#677637

#677637
hex#677637
rgbrgb(103, 118, 55)
hslhsl(74, 36%, 34%)
oklchoklch(0.539 0.089 120.6)
Closest name: Crocodile Style (#767437)Relative luminance 0.1612

Colors that go with #677637

Charcoal, Royal Blue 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 #677637

Tints & shades

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

Harmonies

Complementary

Open in tool →

#463776

#766537 · #487637

#376776 · #763767

Split-complementary

Open in tool →

#374876 · #653776

#377665 · #463776 · #763748

Contrast

#677637 as textRatioAAAA largeAAAFix
Aaon white
4.97:1passpassfail
  • AAA: use #525e2c as the text (7.01:1)
Aaon black
4.22:1failpassfail
  • AA: use #6d7d3b as the text (4.65:1)
  • AAA: use #8ca04b as the text (7.25:1)
  • AA: or shift the background to #f5f5f5 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #677637 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 #677637
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 #677637 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/677637-b4bea2-4e72df-242d1f-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