Color

#6de99a

#6de99a
hex#6de99a
rgbrgb(109, 233, 154)
hslhsl(142, 74%, 67%)
oklchoklch(0.843 0.158 153.4)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6386

Colors that go with #6de99a

Charcoal, 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 →

#e96dbb

#7de96d · #6de9d9

#9a6de9 · #e99a6d

Split-complementary

Open in tool →

#d96de9 · #e96d7d

#6d7de9 · #e96dbb · #e9d96d

Contrast

#6de99a as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #14853d as the text (4.72:1)
  • AAA: use #0f662f as the text (7.09:1)
  • AA: or shift the background to #595959 (4.59:1)
  • AAA: or shift the background to #3d3d3d (7.12:1)
Aaon black
13.77:1passpasspassPasses 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 #6de99a 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 #6de99a
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 #6de99a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6de99a-a2beaf-c659d4-1f2d2a-eaf1e9?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