Color

#53e449

#53e449
hex#53e449
rgbrgb(83, 228, 73)
hslhsl(116, 74%, 59%)
oklchoklch(0.811 0.23 142.2)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5781

Colors that go with #53e449

Violet, Dark Orange 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 →

#da49e4

#a1e449 · #49e48c

#4953e4 · #e44953

Split-complementary

Open in tool →

#8c49e4 · #e449a1

#49a1e4 · #da49e4 · #e48c49

Contrast

#53e449 as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #1b8514 as the text (4.76:1)
  • AAA: use #15660f as the text (7.14:1)
  • AA: or shift the background to #545454 (4.53:1)
  • AAA: or shift the background to #383838 (7.01:1)
Aaon black
12.56:1passpasspassPasses 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 #53e449 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 #53e449
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 #53e449 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53e449-a2bea3-8f4edf-1f2d24-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