Color

#6dc559

#6dc559
hex#6dc559
rgbrgb(109, 197, 89)
hslhsl(109, 48%, 56%)
oklchoklch(0.744 0.168 140)
Closest name: Bermudagrass (#6bc271)Relative luminance 0.439

Colors that go with #6dc559

Blue, Charcoal and Dark Olive Green 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 →

#b159c5

#a3c559 · #59c57b

#596dc5 · #c5596d

Split-complementary

Open in tool →

#7b59c5 · #c559a3

#59a3c5 · #b159c5 · #c57b59

Contrast

#6dc559 as textRatioAAAA largeAAAFix
Aaon white
2.15:1failfailfail
  • AA: use #3e842e as the text (4.62:1)
  • AAA: use #2e6222 as the text (7.28:1)
  • AA: or shift the background to #424242 (4.68:1)
  • AAA: or shift the background to #262626 (7.05:1)
Aaon black
9.78:1passpasspassPasses 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 #6dc559 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #6dc559
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 #6dc559 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6dc559-a4bea2-7e4edf-1f2d23-eef1e9?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