Color

#55fa4c

#55fa4c
hex#55fa4c
rgbrgb(85, 250, 76)
hslhsl(117, 95%, 64%)
oklchoklch(0.867 0.252 142.3)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7082

Colors that go with #55fa4c

Violet, Deep Sky Blue and Hot Pink 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 →

#f24cfa

#acfa4c · #4cfa9a

#4c55fa · #fa4c55

Split-complementary

Open in tool →

#9a4cfa · #fa4cac

#4cacfa · #f24cfa · #fa9a4c

Contrast

#55fa4c as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #0a8603 as the text (4.75:1)
  • AAA: use #086803 as the text (7.02:1)
  • AA: or shift the background to #5e5e5e (4.68:1)
  • AAA: or shift the background to #424242 (7.26:1)
Aaon black
15.16:1passpasspassPasses 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 #55fa4c 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 #55fa4c
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 #55fa4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/55fa4c-a2bea4-924edf-1f2d25-edf1e9?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