Color

#55f778

#55f778
hex#55f778
rgbrgb(85, 247, 120)
hslhsl(133, 91%, 65%)
oklchoklch(0.864 0.217 147.3)
Closest name: Experimintal Green (#4cff7b)Relative luminance 0.6981

Colors that go with #55f778

Violet, Charcoal and Deep Sky 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 →

#f755d4

#83f755 · #55f7c9

#7855f7 · #f77855

Split-complementary

Open in tool →

#c955f7 · #f75583

#5583f7 · #f755d4 · #f7c955

Contrast

#55f778 as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #068823 as the text (4.61:1)
  • AAA: use #05661a as the text (7.19:1)
  • AA: or shift the background to #5e5e5e (4.62:1)
  • AAA: or shift the background to #424242 (7.16:1)
Aaon black
14.96:1passpasspassPasses 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 #55f778 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 #55f778
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 #55f778 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/55f778-a2beab-b84edf-1f2d28-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