Color

#42ebd7

#42ebd7
hex#42ebd7
rgbrgb(66, 235, 215)
hslhsl(173, 81%, 59%)
oklchoklch(0.851 0.137 183.3)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.6548

Colors that go with #42ebd7

Charcoal, Deep Sky Blue and Taupe 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 →

#eb4256

#42eb83 · #42aaeb

#d742eb · #ebd742

Split-complementary

Open in tool →

#eb42aa · #eb8342

#8342eb · #eb4256 · #aaeb42

Contrast

#42ebd7 as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #0e8174 as the text (4.76:1)
  • AAA: use #0a6157 as the text (7.34:1)
  • AA: or shift the background to #595959 (4.7:1)
  • AAA: or shift the background to #3d3d3d (7.29:1)
Aaon black
14.1:1passpasspassPasses 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 #42ebd7 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 #42ebd7
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 #42ebd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42ebd7-a2bebe-d459a3-1f292d-e9f1ec?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