Color

#6d8697

#6d8697
hex#6d8697
rgbrgb(109, 134, 151)
hslhsl(204, 17%, 51%)
oklchoklch(0.607 0.039 238)
Closest name: lightslategray (#778899)Relative luminance 0.2254

Colors that go with #6d8697

Charcoal, Copper and Champagne 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 →

#977e6d

#6d9793 · #6d7197

#976d86 · #86976d

Split-complementary

Open in tool →

#976d71 · #97936d

#936d97 · #977e6d · #71976d

Contrast

#6d8697 as textRatioAAAA largeAAAFix
Aaon white
3.81:1failpassfail
  • AA: use #617989 as the text (4.56:1)
  • AAA: use #485a65 as the text (7.18:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.51:1passpassfail
  • AAA: use #859aa8 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d8697 as the background.

Brands using this color

mcpConnect your agent — build around #6d8697
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 #6d8697 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d8697-9cafc4-df4e5a-1f222d-e9f1f0?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