Color

#347473

#347473
hex#347473
rgbrgb(52, 116, 115)
hslhsl(179, 38%, 33%)
oklchoklch(0.517 0.065 193.9)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1446

Colors that go with #347473

Charcoal, Crimson and Amber 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 →

#743435

#347453 · #345574

#733474 · #747334

Split-complementary

Open in tool →

#743455 · #745334

#533474 · #743435 · #557434

Contrast

#347473 as textRatioAAAA largeAAAFix
Aaon white
5.4:1passpassfail
  • AAA: use #2b5f5e as the text (7.24:1)
Aaon black
3.89:1failpassfail
  • AA: use #397f7e as the text (4.51:1)
  • AAA: use #4aa5a4 as the text (7.21:1)
  • AA: or shift the background to #ebebeb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #347473 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #347473
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 #347473 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/347473-a2bbbe-d45996-1f272d-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