Color

#899f1e

#899f1e
hex#899f1e
rgbrgb(137, 159, 30)
hslhsl(70, 68%, 37%)
oklchoklch(0.663 0.147 119.5)
Closest name: Densetsu Green (#889911)Relative luminance 0.3021

Colors that go with #899f1e

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 →

#341e9f

#9f741e · #499f1e

#1e899f · #9f1e89

Split-complementary

Open in tool →

#1e499f · #741e9f

#1e9f74 · #341e9f · #9f1e49

Contrast

#899f1e as textRatioAAAA largeAAAFix
Aaon white
2.98:1failfailfail
  • AA: use #6b7c18 as the text (4.64:1)
  • AAA: use #525e12 as the text (7.07:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.04:1)
Aaon black
7.04:1passpasspassPasses 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 #899f1e 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 #899f1e
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 #899f1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/899f1e-b6bea2-4e7cdf-252d1f-f1efe9?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