Color

#40f7cc

#40f7cc
hex#40f7cc
rgbrgb(64, 247, 204)
hslhsl(166, 92%, 61%)
oklchoklch(0.877 0.155 172.7)
Closest name: Jittery Jade (#77eebb)Relative luminance 0.7197

Colors that go with #40f7cc

Charcoal, Crimson 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 →

#f7406b

#40f771 · #40c6f7

#cc40f7 · #f7cc40

Split-complementary

Open in tool →

#f740c6 · #f77140

#7140f7 · #f7406b · #c6f740

Contrast

#40f7cc as textRatioAAAA largeAAAFix
Aaon white
1.36:1failfailfail
  • AA: use #068467 as the text (4.66:1)
  • AAA: use #04624c as the text (7.35:1)
  • AA: or shift the background to #616161 (4.54:1)
  • AAA: or shift the background to #454545 (7.03:1)
Aaon black
15.39:1passpasspassPasses 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 #40f7cc as the background.

Brands using this color

mcpConnect your agent — build around #40f7cc
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 #40f7cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40f7cc-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