Color

#347f4e

#347f4e
hex#347f4e
rgbrgb(52, 127, 78)
hslhsl(141, 42%, 35%)
oklchoklch(0.536 0.107 152.4)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1646

Colors that go with #347f4e

Charcoal, Royal Blue 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 →

#7f3464

#3f7f34 · #347f73

#4e347f · #7f4e34

Split-complementary

Open in tool →

#73347f · #7f343f

#343f7f · #7f3464 · #7f7334

Contrast

#347f4e as textRatioAAAA largeAAAFix
Aaon white
4.89:1passpassfail
  • AAA: use #28623c as the text (7.24:1)
Aaon black
4.29:1failpassfail
  • AA: use #378652 as the text (4.69:1)
  • AAA: use #46aa69 as the text (7.21:1)
  • AA: or shift the background to #f7f7f7 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #347f4e as the background.

Brands using this color

mcpConnect your agent — build around #347f4e
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 #347f4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/347f4e-a2beaf-c459d4-1f2d2a-eaf1e9?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