Color

#27aa4e

#27aa4e
hex#27aa4e
rgbrgb(39, 170, 78)
hslhsl(138, 63%, 41%)
oklchoklch(0.649 0.171 148.4)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2973

Colors that go with #27aa4e

Charcoal, Blue and Royal Blue 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 →

#aa2783

#41aa27 · #27aa90

#4e27aa · #aa4e27

Split-complementary

Open in tool →

#9027aa · #aa2741

#2741aa · #aa2783 · #aa9027

Contrast

#27aa4e as textRatioAAAA largeAAAFix
Aaon white
3.02:1failpassfail
  • AA: use #1e853d as the text (4.69:1)
  • AAA: use #17642e as the text (7.24:1)
  • AA: or shift the background to #2b2b2b (4.68:1)
Aaon black
6.95:1passpassfail
  • AAA: use #28af50 as the text (7.34:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27aa4e 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 #27aa4e
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 #27aa4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27aa4e-a2beae-be59d4-1f2d29-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