Color

#6c8fb7

#6c8fb7
hex#6c8fb7
rgbrgb(108, 143, 183)
hslhsl(212, 34%, 57%)
oklchoklch(0.639 0.072 252.2)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2625

Colors that go with #6c8fb7

Charcoal, Copper and Amber 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 #6c8fb7

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b7946c

#6cb4b7 · #6f6cb7

#b76c8f · #8fb76c

Split-complementary

Open in tool →

#b76f6c · #b4b76c

#b76cb4 · #b7946c · #6cb76f

Contrast

#6c8fb7 as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #5178a4 as the text (4.59:1)
  • AAA: use #3d5a7b as the text (7.13:1)
  • AA: or shift the background to #262626 (4.5:1)
Aaon black
6.25:1passpassfail
  • AAA: use #7a99bd as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6c8fb7 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 #6c8fb7
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 #6c8fb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6c8fb7-9caac4-df564e-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