Color

#347b18

#347b18
hex#347b18
rgbrgb(52, 123, 24)
hslhsl(103, 67%, 29%)
oklchoklch(0.518 0.148 138.8)
Closest name: green (#008000)Relative luminance 0.1496

Colors that go with #347b18

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 →

#5f187b

#667b18 · #187b2e

#18347b · #7b1834

Split-complementary

Open in tool →

#2e187b · #7b1866

#18667b · #5f187b · #7b2e18

Contrast

#347b18 as textRatioAAAA largeAAAFix
Aaon white
5.26:1passpassfail
  • AAA: use #2a6213 as the text (7.36:1)
Aaon black
3.99:1failpassfail
  • AA: use #3a881b as the text (4.72:1)
  • AAA: use #48aa22 as the text (7.05:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #347b18 as the background.

Brands using this color

Fonts for this mood

#347b18 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #347b18
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 #347b18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/347b18-a6bea2-704edf-1f2d21-eff1e9?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