Color

#43feb3

#43feb3
hex#43feb3
rgbrgb(67, 254, 179)
hslhsl(156, 99%, 63%)
oklchoklch(0.888 0.181 161.2)
Closest name: Illicit Green (#56fca2)Relative luminance 0.7533

Colors that go with #43feb3

Charcoal, Hot Pink 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 →

#fe438e

#43fe56 · #43ebfe

#b343fe · #feb343

Split-complementary

Open in tool →

#fe43eb · #fe5643

#5643fe · #fe438e · #ebfe43

Contrast

#43feb3 as textRatioAAAA largeAAAFix
Aaon white
1.31:1failfailfail
  • AA: use #01844f as the text (4.76:1)
  • AAA: use #01653d as the text (7.17:1)
  • AA: or shift the background to #636363 (4.6:1)
  • AAA: or shift the background to #474747 (7.11:1)
Aaon black
16.07:1passpasspassPasses 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 #43feb3 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 #43feb3
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 #43feb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43feb3-a2beb6-d459c6-1f2d2d-e9f1ea?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