Color

#6bd188

#6bd188
hex#6bd188
rgbrgb(107, 209, 136)
hslhsl(137, 53%, 62%)
oklchoklch(0.78 0.142 151.1)
Closest name: Electric Lettuce (#7bd181)Relative luminance 0.505

Colors that go with #6bd188

Charcoal, Deep Sky Blue and Mustard Yellow 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 →

#d16bb4

#81d16b · #6bd1bb

#886bd1 · #d1886b

Split-complementary

Open in tool →

#bb6bd1 · #d16b81

#6b81d1 · #d16bb4 · #d1bb6b

Contrast

#6bd188 as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #298543 as the text (4.64:1)
  • AAA: use #1f6533 as the text (7.08:1)
  • AA: or shift the background to #4a4a4a (4.68:1)
  • AAA: or shift the background to #2e2e2e (7.18:1)
Aaon black
11.1:1passpasspassPasses 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 #6bd188 as the background.

Brands using this color

mcpConnect your agent — build around #6bd188
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 #6bd188 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6bd188-a2bead-bb59d4-1f2d29-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