Color

#40edb3

#40edb3
hex#40edb3
rgbrgb(64, 237, 179)
hslhsl(160, 83%, 59%)
oklchoklch(0.846 0.161 165.5)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.6491

Colors that go with #40edb3

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 →

#ed407a

#40ed5d · #40d0ed

#b340ed · #edb340

Split-complementary

Open in tool →

#ed40d0 · #ed5d40

#5d40ed · #ed407a · #d0ed40

Contrast

#40edb3 as textRatioAAAA largeAAAFix
Aaon white
1.5:1failfailfail
  • AA: use #0d875e as the text (4.52:1)
  • AAA: use #096244 as the text (7.39:1)
  • AA: or shift the background to #595959 (4.66:1)
  • AAA: or shift the background to #3d3d3d (7.23:1)
Aaon black
13.98:1passpasspassPasses 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 #40edb3 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 #40edb3
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 #40edb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40edb3-a2beb8-d459be-1f2c2d-e9f1eb?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