Color

#3cafa9

#3cafa9
hex#3cafa9
rgbrgb(60, 175, 169)
hslhsl(177, 49%, 46%)
oklchoklch(0.689 0.102 190.1)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3449

Colors that go with #3cafa9

Charcoal, Denim and Dodger 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 →

#af3c42

#3caf70 · #3c7baf

#a93caf · #afa93c

Split-complementary

Open in tool →

#af3c7b · #af703c

#703caf · #af3c42 · #7baf3c

Contrast

#3cafa9 as textRatioAAAA largeAAAFix
Aaon white
2.66:1failfailfail
  • AA: use #2c817d as the text (4.62:1)
  • AAA: use #215f5c as the text (7.35:1)
  • AA: or shift the background to #363636 (4.54:1)
  • AAA: or shift the background to #121212 (7.04:1)
Aaon black
7.9:1passpasspassPasses 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 #3cafa9 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 #3cafa9
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 #3cafa9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cafa9-a2bcbe-d4599b-1f282d-e9f1ed?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