Color

#6c7f71

#6c7f71
hex#6c7f71
rgbrgb(108, 127, 113)
hslhsl(136, 8%, 46%)
oklchoklch(0.577 0.031 153.4)
Closest name: Ecological (#677f70)Relative luminance 0.1956

Colors that go with #6c7f71

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 #6c7f71

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7f6c7a

#707f6c · #6c7f7a

#716c7f · #7f716c

Split-complementary

Open in tool →

#7a6c7f · #7f6c70

#6c707f · #7f6c7a · #7f7a6c

Contrast

#6c7f71 as textRatioAAAA largeAAAFix
Aaon white
4.28:1failpassfail
  • AA: use #67796c as the text (4.64:1)
  • AAA: use #4d5b51 as the text (7.17:1)
  • AA: or shift the background to #0d0d0d (4.55:1)
Aaon black
4.91:1passpassfail
  • AAA: use #899a8d as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6c7f71 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#6c7f71 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6c7f71
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 #6c7f71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6c7f71-a2bead-b959d4-1f2d29-ebf1e9?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