Color

#338c2b

#338c2b
hex#338c2b
rgbrgb(51, 140, 43)
hslhsl(115, 53%, 36%)
oklchoklch(0.566 0.158 141.9)
Closest name: Forest Green (#228b22)Relative luminance 0.1963

Colors that go with #338c2b

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 →

#842b8c

#648c2b · #2b8c54

#2b338c · #8c2b33

Split-complementary

Open in tool →

#542b8c · #8c2b64

#2b648c · #842b8c · #8c542b

Contrast

#338c2b as textRatioAAAA largeAAAFix
Aaon white
4.26:1failpassfail
  • AA: use #308529 as the text (4.65:1)
  • AAA: use #25651f as the text (7.09:1)
  • AA: or shift the background to #0d0d0d (4.56:1)
Aaon black
4.93:1passpassfail
  • AAA: use #3fac35 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338c2b as the background.

Brands using this color

mcpConnect your agent — build around #338c2b
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 #338c2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338c2b-a2bea3-8d4edf-1f2d24-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