Color

#677e6f

#677e6f
hex#677e6f
rgbrgb(103, 126, 111)
hslhsl(141, 10%, 45%)
oklchoklch(0.57 0.035 156.5)
Closest name: Ecological (#677f70)Relative luminance 0.1895

Colors that go with #677e6f

Charcoal, Champagne and Copper 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 #677e6f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e6776

#6b7e67 · #677e7b

#6f677e · #7e6f67

Split-complementary

Open in tool →

#7b677e · #7e676b

#676b7e · #7e6776 · #7e7b67

Contrast

#677e6f as textRatioAAAA largeAAAFix
Aaon white
4.38:1failpassfail
  • AA: use #657b6d as the text (4.56:1)
  • AAA: use #4c5d52 as the text (7.01:1)
  • AA: or shift the background to #0a0a0a (4.52:1)
Aaon black
4.79:1passpassfail
  • AAA: use #869c8e 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 #677e6f 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 #677e6f
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 #677e6f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/677e6f-a2beaf-c459d4-1f2d2a-eaf1e9?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