Color

#347f66

#347f66
hex#347f66
rgbrgb(52, 127, 102)
hslhsl(160, 42%, 35%)
oklchoklch(0.542 0.085 168.3)
Closest name: Amazon (#387b54)Relative luminance 0.1687

Colors that go with #347f66

Charcoal, Crimson and Medium Violet Red 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 →

#7f344d

#347f40 · #34727f

#66347f · #7f6634

Split-complementary

Open in tool →

#7f3472 · #7f4034

#40347f · #7f344d · #727f34

Contrast

#347f66 as textRatioAAAA largeAAAFix
Aaon white
4.8:1passpassfail
  • AAA: use #28624e as the text (7.13:1)
Aaon black
4.37:1failpassfail
  • AA: use #358269 as the text (4.55:1)
  • AAA: use #44a786 as the text (7.12:1)
  • AA: or shift the background to #fafafa (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #347f66 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 #347f66
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 #347f66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/347f66-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