Color

#89ef52

#89ef52
hex#89ef52
rgbrgb(137, 239, 82)
hslhsl(99, 83%, 63%)
oklchoklch(0.859 0.214 136.5)
Closest name: Herbivore (#88ee77)Relative luminance 0.6766

Colors that go with #89ef52

Deep Sky Blue, Violet 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 →

#b852ef

#d7ef52 · #52ef6a

#5289ef · #ef5289

Split-complementary

Open in tool →

#6a52ef · #ef52d7

#52d7ef · #b852ef · #ef6a52

Contrast

#89ef52 as textRatioAAAA largeAAAFix
Aaon white
1.45:1failfailfail
  • AA: use #38870d as the text (4.53:1)
  • AAA: use #286209 as the text (7.39:1)
  • AA: or shift the background to #5c5c5c (4.63:1)
  • AAA: or shift the background to #404040 (7.17:1)
Aaon black
14.53:1passpasspassPasses 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 #89ef52 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 #89ef52
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 #89ef52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/89ef52-a8bea2-664edf-1f2d21-f0f1e9?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