Color

#338e49

#338e49
hex#338e49
rgbrgb(51, 142, 73)
hslhsl(135, 47%, 38%)
oklchoklch(0.576 0.135 148.4)
Closest name: seagreen (#2e8b57)Relative luminance 0.2053

Colors that go with #338e49

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 →

#8e3378

#4a8e33 · #338e78

#4a338e · #8e4a33

Split-complementary

Open in tool →

#78338e · #8e334a

#334a8e · #8e3378 · #8e7833

Contrast

#338e49 as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #2f8344 as the text (4.72:1)
  • AAA: use #246535 as the text (7.03:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #3da958 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338e49 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #338e49
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 #338e49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338e49-a2beac-b759d4-1f2d29-ebf1e9?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