Color

#91a4ac

#91a4ac
hex#91a4ac
rgbrgb(145, 164, 172)
hslhsl(198, 14%, 62%)
oklchoklch(0.706 0.024 225)
Closest name: Pewter (#8ba8b7)Relative luminance 0.3555

Colors that go with #91a4ac

Charcoal, Blue 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 #91a4ac

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac9991

#91aca6 · #9196ac

#ac91a4 · #a4ac91

Split-complementary

Open in tool →

#ac9196 · #aca691

#a691ac · #ac9991 · #96ac91

Contrast

#91a4ac as textRatioAAAA largeAAAFix
Aaon white
2.59:1failfailfail
  • AA: use #637983 as the text (4.57:1)
  • AAA: use #485960 as the text (7.31:1)
  • AA: or shift the background to #383838 (4.53:1)
  • AAA: or shift the background to #141414 (7.11:1)
Aaon black
8.11:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #91a4ac 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 #91a4ac
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 #91a4ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91a4ac-9cb3c4-df4e69-1f232d-e9f1f0?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