Color

#40ceaf

#40ceaf
hex#40ceaf
rgbrgb(64, 206, 175)
hslhsl(167, 59%, 53%)
oklchoklch(0.769 0.128 174.9)
Closest name: mediumaquamarine (#66cdaa)Relative luminance 0.4833

Colors that go with #40ceaf

Charcoal, Hot Pink and Crimson 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 →

#ce405f

#40ce69 · #40a6ce

#af40ce · #ceaf40

Split-complementary

Open in tool →

#ce40a6 · #ce6940

#6940ce · #ce405f · #a6ce40

Contrast

#40ceaf as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #21826d as the text (4.69:1)
  • AAA: use #196152 as the text (7.31:1)
  • AA: or shift the background to #4a4a4a (4.5:1)
  • AAA: or shift the background to #2b2b2b (7.19:1)
Aaon black
10.67:1passpasspassPasses 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 #40ceaf 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 #40ceaf
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 #40ceaf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40ceaf-a2bebb-d459af-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