Color

#40edc5

#40edc5
hex#40edc5
rgbrgb(64, 237, 197)
hslhsl(166, 83%, 59%)
oklchoklch(0.851 0.149 173.2)
Closest name: Aphrodite Aqua (#45e9c1)Relative luminance 0.6569

Colors that go with #40edc5

Charcoal, Crimson and Deep Sky Blue 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 →

#ed4068

#40ed6e · #40bfed

#c540ed · #edc540

Split-complementary

Open in tool →

#ed40bf · #ed6e40

#6e40ed · #ed4068 · #bfed40

Contrast

#40edc5 as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #0c8367 as the text (4.71:1)
  • AAA: use #09624d as the text (7.33:1)
  • AA: or shift the background to #5c5c5c (4.5:1)
  • AAA: or shift the background to #3d3d3d (7.31:1)
Aaon black
14.14:1passpasspassPasses 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 #40edc5 as the background.

Brands using this color

mcpConnect your agent — build around #40edc5
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 #40edc5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40edc5-a2bebb-d459b1-1f2a2d-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