Color

#27e751

#27e751
hex#27e751
rgbrgb(39, 231, 81)
hslhsl(133, 80%, 53%)
oklchoklch(0.811 0.24 145.6)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5818

Colors that go with #27e751

Taupe, 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 →

#e727bd

#5ee727 · #27e7b1

#5127e7 · #e75127

Split-complementary

Open in tool →

#b127e7 · #e7275e

#275ee7 · #e727bd · #e7b127

Contrast

#27e751 as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #0f8528 as the text (4.77:1)
  • AAA: use #0b651f as the text (7.25:1)
  • AA: or shift the background to #545454 (4.56:1)
  • AAA: or shift the background to #383838 (7.06:1)
Aaon black
12.64:1passpasspassPasses 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 #27e751 as the background.

Brands using this color

mcpConnect your agent — build around #27e751
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 #27e751 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27e751-a2beab-b84edf-1f2d28-ebf1e9?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