Color

#6d889c

#6d889c
hex#6d889c
rgbrgb(109, 136, 156)
hslhsl(206, 19%, 52%)
oklchoklch(0.613 0.043 240.5)
Closest name: lightslategray (#778899)Relative luminance 0.2326

Colors that go with #6d889c

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 →

#9c816d

#6d9c99 · #6d709c

#9c6d88 · #889c6d

Split-complementary

Open in tool →

#9c6d70 · #9c996d

#996d9c · #9c816d · #709c6d

Contrast

#6d889c as textRatioAAAA largeAAAFix
Aaon white
3.72:1failpassfail
  • AA: use #5f788c as the text (4.61:1)
  • AAA: use #465967 as the text (7.28:1)
  • AA: or shift the background to #1c1c1c (4.59:1)
Aaon black
5.65:1passpassfail
  • AAA: use #8399aa as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d889c as the background.

Brands using this color

mcpConnect your agent — build around #6d889c
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 #6d889c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d889c-9caec4-df4e56-1f212d-e9f1f1?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