Color

#27e71d

#27e71d
hex#27e71d
rgbrgb(39, 231, 29)
hslhsl(117, 81%, 51%)
oklchoklch(0.807 0.265 142.3)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5767

Colors that go with #27e71d

Deep Sky Blue, Taupe and Violet 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 →

#dd1de7

#8ce71d · #1de778

#1d27e7 · #e71d27

Split-complementary

Open in tool →

#781de7 · #e71d8c

#1d8ce7 · #dd1de7 · #e7781d

Contrast

#27e71d as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #14860e as the text (4.72:1)
  • AAA: use #0f660b as the text (7.18:1)
  • AA: or shift the background to #545454 (4.52:1)
  • AAA: or shift the background to #363636 (7.21:1)
Aaon black
12.53:1passpasspassPasses 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 #27e71d 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 #27e71d
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 #27e71d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27e71d-a2bea4-924edf-1f2d25-edf1e9?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