Color

#338e52

#338e52
hex#338e52
rgbrgb(51, 142, 82)
hslhsl(140, 47%, 38%)
oklchoklch(0.577 0.126 151.5)
Closest name: seagreen (#2e8b57)Relative luminance 0.2066

Colors that go with #338e52

Charcoal, Royal Blue and Copper 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 →

#8e3370

#438e33 · #338e7f

#52338e · #8e5233

Split-complementary

Open in tool →

#7f338e · #8e3343

#33438e · #8e3370 · #8e7f33

Contrast

#338e52 as textRatioAAAA largeAAAFix
Aaon white
4.09:1failpassfail
  • AA: use #2f834b as the text (4.7:1)
  • AAA: use #24653a as the text (7.01:1)
  • AA: or shift the background to #141414 (4.5:1)
Aaon black
5.13:1passpassfail
  • AAA: use #3da961 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338e52 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 #338e52
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 #338e52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338e52-a2beaf-c259d4-1f2d2a-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