Color

#8991a9

#8991a9
hex#8991a9
rgbrgb(137, 145, 169)
hslhsl(225, 16%, 60%)
oklchoklch(0.658 0.037 270.8)
Closest name: Cool Gray (#8c92ac)Relative luminance 0.2843

Colors that go with #8991a9

Charcoal, Blush Pink and Burlywood 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 #8991a9

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a9a189

#89a1a9 · #9189a9

#a98991 · #91a989

Split-complementary

Open in tool →

#a99189 · #a1a989

#a989a1 · #a9a189 · #89a991

Contrast

#8991a9 as textRatioAAAA largeAAAFix
Aaon white
3.14:1failpassfail
  • AA: use #6b7594 as the text (4.57:1)
  • AAA: use #4f576d as the text (7.2:1)
  • AA: or shift the background to #2b2b2b (4.51:1)
Aaon black
6.69:1passpassfail
  • AAA: use #8f96ae as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8991a9 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 #8991a9
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 #8991a9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8991a9-9ca1c4-df754e-221f2d-e9eff1?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