Color

#43e5dd

#43e5dd
hex#43e5dd
rgbrgb(67, 229, 221)
hslhsl(177, 76%, 58%)
oklchoklch(0.839 0.13 190.1)
Closest name: turquoise (#40e0d0)Relative luminance 0.6245

Colors that go with #43e5dd

Charcoal, Light Coral and Crimson 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 →

#e5434b

#43e58c · #439ce5

#dd43e5 · #e5dd43

Split-complementary

Open in tool →

#e5439c · #e58c43

#8c43e5 · #e5434b · #9ce543

Contrast

#43e5dd as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #12827d as the text (4.65:1)
  • AAA: use #0d635e as the text (7.09:1)
  • AA: or shift the background to #575757 (4.64:1)
  • AAA: or shift the background to #3b3b3b (7.2:1)
Aaon black
13.49:1passpasspassPasses 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 #43e5dd 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 #43e5dd
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 #43e5dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43e5dd-a2bcbe-d4599b-1f282d-e9f1ed?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