Color

#42eba5

#42eba5
hex#42eba5
rgbrgb(66, 235, 165)
hslhsl(155, 81%, 59%)
oklchoklch(0.838 0.169 160.8)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.6329

Colors that go with #42eba5

Taupe, Hot Pink and Charcoal 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 →

#eb4288

#42eb50 · #42ddeb

#a542eb · #eba542

Split-complementary

Open in tool →

#eb42dd · #eb5042

#5042eb · #eb4288 · #ddeb42

Contrast

#42eba5 as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #0e8654 as the text (4.61:1)
  • AAA: use #0b6640 as the text (7.03:1)
  • AA: or shift the background to #595959 (4.56:1)
  • AAA: or shift the background to #3d3d3d (7.06:1)
Aaon black
13.66:1passpasspassPasses 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 #42eba5 as the background.

Brands using this color

mcpConnect your agent — build around #42eba5
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 #42eba5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42eba5-a2beb6-d459c8-1f2d2d-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