Color

#89bb1b

#89bb1b
hex#89bb1b
rgbrgb(137, 187, 27)
hslhsl(79, 75%, 42%)
oklchoklch(0.73 0.181 126.9)
Closest name: Citrus (#9fb70a)Relative luminance 0.4094

Colors that go with #89bb1b

Charcoal, Taupe and Orchid 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 →

#4e1bbb

#bb9e1b · #38bb1b

#1b89bb · #bb1b89

Split-complementary

Open in tool →

#1b38bb · #9e1bbb

#1bbb9e · #4e1bbb · #bb1b38

Contrast

#89bb1b as textRatioAAAA largeAAAFix
Aaon white
2.29:1failfailfail
  • AA: use #5e8112 as the text (4.54:1)
  • AAA: use #445e0d as the text (7.36:1)
  • AA: or shift the background to #404040 (4.54:1)
  • AAA: or shift the background to #212121 (7.04:1)
Aaon black
9.19:1passpasspassPasses 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 #89bb1b 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 #89bb1b
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 #89bb1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/89bb1b-b2bea2-4e66df-232d1f-f1f0e9?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