Color

#89ef4e

#89ef4e
hex#89ef4e
rgbrgb(137, 239, 78)
hslhsl(98, 83%, 62%)
oklchoklch(0.859 0.217 136.2)
Closest name: Herbivore (#88ee77)Relative luminance 0.676

Colors that go with #89ef4e

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 →

#b44eef

#d9ef4e · #4eef63

#4e89ef · #ef4e89

Split-complementary

Open in tool →

#634eef · #ef4ed9

#4ed9ef · #b44eef · #ef634e

Contrast

#89ef4e as textRatioAAAA largeAAAFix
Aaon white
1.45:1failfailfail
  • AA: use #3a870d as the text (4.51:1)
  • AAA: use #2a6209 as the text (7.37:1)
  • AA: or shift the background to #5c5c5c (4.62:1)
  • AAA: or shift the background to #404040 (7.17:1)
Aaon black
14.52:1passpasspassPasses 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 #89ef4e 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 #89ef4e
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 #89ef4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/89ef4e-a9bea2-644edf-1f2d20-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