Color

#338a3f

#338a3f
hex#338a3f
rgbrgb(51, 138, 63)
hslhsl(128, 46%, 37%)
oklchoklch(0.563 0.139 145.9)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.1924

Colors that go with #338a3f

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 →

#8a337e

#538a33 · #338a6a

#3f338a · #8a3f33

Split-complementary

Open in tool →

#6a338a · #8a3353

#33538a · #8a337e · #8a6a33

Contrast

#338a3f as textRatioAAAA largeAAAFix
Aaon white
4.33:1failpassfail
  • AA: use #32863d as the text (4.55:1)
  • AAA: use #25652e as the text (7.05:1)
  • AA: or shift the background to #0a0a0a (4.57:1)
Aaon black
4.85:1passpassfail
  • AAA: use #3fab4e as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338a3f 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 #338a3f
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 #338a3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338a3f-a2bea9-ac4edf-1f2d27-ecf1e9?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