Color

#6a89a0

#6a89a0
hex#6a89a0
rgbrgb(106, 137, 160)
hslhsl(206, 22%, 52%)
oklchoklch(0.615 0.05 240.7)
Closest name: lightslategray (#778899)Relative luminance 0.2349

Colors that go with #6a89a0

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 →

#a0816a

#6aa09c · #6a6da0

#a06a88 · #88a06a

Split-complementary

Open in tool →

#a06a6d · #a09c6a

#9c6aa0 · #a0816a · #6da06a

Contrast

#6a89a0 as textRatioAAAA largeAAAFix
Aaon white
3.69:1failpassfail
  • AA: use #5b798f as the text (4.59:1)
  • AAA: use #44596a as the text (7.28:1)
  • AA: or shift the background to #1c1c1c (4.62:1)
Aaon black
5.7:1passpassfail
  • AAA: use #7f9aad as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6a89a0 as the background.

Brands using this color

mcpConnect your agent — build around #6a89a0
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 #6a89a0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a89a0-9caec4-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