Color

#899f0f

#899f0f
hex#899f0f
rgbrgb(137, 159, 15)
hslhsl(69, 83%, 34%)
oklchoklch(0.662 0.152 119.2)
Closest name: BioShock (#889900)Relative luminance 0.3015

Colors that go with #899f0f

Medium Purple, Blue and Charcoal 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 →

#240f9f

#9f6c0f · #419f0f

#0f899f · #9f0f89

Split-complementary

Open in tool →

#0f419f · #6c0f9f

#0f9f6c · #240f9f · #9f0f41

Contrast

#899f0f as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #6d7e0c as the text (4.53:1)
  • AAA: use #515d09 as the text (7.19:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses 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 #899f0f 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 #899f0f
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 #899f0f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/899f0f-b7bea2-4e7edf-252d1f-f1eee9?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