Color

#6de377

#6de377
hex#6de377
rgbrgb(109, 227, 119)
hslhsl(125, 68%, 66%)
oklchoklch(0.822 0.182 145.3)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5952

Colors that go with #6de377

Charcoal, Deep Sky 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 →

#e36dd9

#9ee36d · #6de3b2

#776de3 · #e3776d

Split-complementary

Open in tool →

#b26de3 · #e36d9e

#6d9ee3 · #e36dd9 · #e3b26d

Contrast

#6de377 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #1a8923 as the text (4.52:1)
  • AAA: use #14671b as the text (7.03:1)
  • AA: or shift the background to #545454 (4.65:1)
  • AAA: or shift the background to #383838 (7.21:1)
Aaon black
12.9:1passpasspassPasses 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 #6de377 as the background.

Brands using this color

mcpConnect your agent — build around #6de377
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 #6de377 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6de377-a2bea7-a54edf-1f2d26-ecf1e9?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