Color

#347b28

#347b28
hex#347b28
rgbrgb(52, 123, 40)
hslhsl(111, 51%, 32%)
oklchoklch(0.519 0.138 140.9)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1505

Colors that go with #347b28

Charcoal, Crimson and Royal 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 →

#6f287b

#5e7b28 · #287b45

#28347b · #7b2834

Split-complementary

Open in tool →

#45287b · #7b285e

#285e7b · #6f287b · #7b4528

Contrast

#347b28 as textRatioAAAA largeAAAFix
Aaon white
5.24:1passpassfail
  • AAA: use #2b6420 as the text (7.13:1)
Aaon black
4.01:1failpassfail
  • AA: use #39872c as the text (4.68:1)
  • AAA: use #48a937 as the text (7.01:1)
  • AA: or shift the background to #f0f0f0 (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 #347b28 as the background.

Brands using this color

mcpConnect your agent — build around #347b28
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 #347b28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/347b28-a3bea2-834edf-1f2d23-eef1e9?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