Color

#338e4c

#338e4c
hex#338e4c
rgbrgb(51, 142, 76)
hslhsl(136, 47%, 38%)
oklchoklch(0.576 0.132 149.4)
Closest name: seagreen (#2e8b57)Relative luminance 0.2057

Colors that go with #338e4c

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 →

#8e3376

#498e33 · #338e79

#4c338e · #8e4c33

Split-complementary

Open in tool →

#79338e · #8e3349

#33498e · #8e3376 · #8e7933

Contrast

#338e4c as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #2f8346 as the text (4.71:1)
  • AAA: use #246536 as the text (7.02:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #3da95a as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338e4c 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 #338e4c
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 #338e4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338e4c-a2bead-b959d4-1f2d29-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