Color

#6a9591

#6a9591
hex#6a9591
rgbrgb(106, 149, 145)
hslhsl(174, 17%, 50%)
oklchoklch(0.637 0.047 188.8)
Closest name: Cavolo Nero (#72939e)Relative luminance 0.266

Colors that go with #6a9591

Charcoal, Copper and Blush Pink 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 #6a9591

Tints & shades

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

Harmonies

Complementary

Open in tool →

#956a6e

#6a957b · #6a8495

#916a95 · #95916a

Split-complementary

Open in tool →

#956a84 · #957b6a

#7b6a95 · #956a6e · #84956a

Contrast

#6a9591 as textRatioAAAA largeAAAFix
Aaon white
3.32:1failpassfail
  • AA: use #597d7a as the text (4.53:1)
  • AAA: use #425c5a as the text (7.22:1)
  • AA: or shift the background to #262626 (4.55:1)
Aaon black
6.32:1passpassfail
  • AAA: use #769e9a 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 #6a9591 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #6a9591
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 #6a9591 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a9591-a2bebe-d459a1-1f292d-e9f1ed?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