Color

#55e290

#55e290
hex#55e290
rgbrgb(85, 226, 144)
hslhsl(145, 71%, 61%)
oklchoklch(0.816 0.169 154.3)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5834

Colors that go with #55e290

Deep Sky Blue, Mustard Yellow and Royal 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 →

#e255a7

#61e255 · #55e2d6

#9055e2 · #e29055

Split-complementary

Open in tool →

#d655e2 · #e25561

#5561e2 · #e255a7 · #e2d655

Contrast

#55e290 as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #178746 as the text (4.57:1)
  • AAA: use #116434 as the text (7.25:1)
  • AA: or shift the background to #545454 (4.57:1)
  • AAA: or shift the background to #383838 (7.07:1)
Aaon black
12.67:1passpasspassPasses 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 #55e290 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 #55e290
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 #55e290 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/55e290-a2beb1-cc59d4-1f2d2b-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