Color

#4dd5ca

#4dd5ca
hex#4dd5ca
rgbrgb(77, 213, 202)
hslhsl(175, 62%, 57%)
oklchoklch(0.797 0.117 187.5)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5343

Colors that go with #4dd5ca

Charcoal, Deep Sky Blue and Light Coral 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 →

#d54d59

#4dd586 · #4d9dd5

#ca4dd5 · #d5ca4d

Split-complementary

Open in tool →

#d54d9d · #d5864d

#864dd5 · #d54d59 · #9dd54d

Contrast

#4dd5ca as textRatioAAAA largeAAAFix
Aaon white
1.8:1failfailfail
  • AA: use #1f847c as the text (4.52:1)
  • AAA: use #17635d as the text (7.05:1)
  • AA: or shift the background to #4f4f4f (4.56:1)
  • AAA: or shift the background to #333333 (7.03:1)
Aaon black
11.69:1passpasspassPasses 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 #4dd5ca 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 #4dd5ca
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 #4dd5ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4dd5ca-a2bdbe-d4599f-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