Color

#42ebdd

#42ebdd
hex#42ebdd
rgbrgb(66, 235, 221)
hslhsl(175, 81%, 59%)
oklchoklch(0.853 0.135 186.7)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.658

Colors that go with #42ebdd

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.

Real palettes that use #42ebdd

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#eb4250

#42eb88 · #42a5eb

#dd42eb · #ebdd42

Split-complementary

Open in tool →

#eb42a5 · #eb8842

#8842eb · #eb4250 · #a5eb42

Contrast

#42ebdd as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #0e8178 as the text (4.74:1)
  • AAA: use #0a615a as the text (7.32:1)
  • AA: or shift the background to #5c5c5c (4.51:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.16:1passpasspassPasses 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 #42ebdd 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 #42ebdd
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 #42ebdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42ebdd-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