Color

#6c8bac

#6c8bac
hex#6c8bac
rgbrgb(108, 139, 172)
hslhsl(211, 28%, 55%)
oklchoklch(0.626 0.061 250.4)
Closest name: lightslategray (#778899)Relative luminance 0.2463

Colors that go with #6c8bac

Charcoal, Copper and Cobalt 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac8d6c

#6cabac · #6d6cac

#ac6c8b · #8bac6c

Split-complementary

Open in tool →

#ac6d6c · #abac6c

#ac6cab · #ac8d6c · #6cac6d

Contrast

#6c8bac as textRatioAAAA largeAAAFix
Aaon white
3.54:1failpassfail
  • AA: use #58799d as the text (4.53:1)
  • AAA: use #425b76 as the text (7.02:1)
  • AA: or shift the background to #212121 (4.54:1)
Aaon black
5.93:1passpassfail
  • AAA: use #7c98b6 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6c8bac 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 #6c8bac
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 #6c8bac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6c8bac-9cabc4-df534e-1f202d-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