Color

#899f9b

#899f9b
hex#899f9b
rgbrgb(137, 159, 155)
hslhsl(169, 10%, 58%)
oklchoklch(0.684 0.025 183.4)
Closest name: Japanese Bonsai (#829f96)Relative luminance 0.3248

Colors that go with #899f9b

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 #899f9b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f898d

#899f90 · #89989f

#9b899f · #9f9b89

Split-complementary

Open in tool →

#9f8998 · #9f9089

#90899f · #9f898d · #989f89

Contrast

#899f9b as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #657b77 as the text (4.51:1)
  • AAA: use #495a57 as the text (7.28:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.07:1)
Aaon black
7.5:1passpasspassPasses 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 #899f9b 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 #899f9b
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 #899f9b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/899f9b-a2bebc-d459ab-1f2a2d-e9f1ec?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