Color

#438f42

#438f42
hex#438f42
rgbrgb(67, 143, 66)
hslhsl(119, 37%, 41%)
oklchoklch(0.583 0.135 143.4)
Closest name: Fern (#548d44)Relative luminance 0.2123

Colors that go with #438f42

Charcoal, Royal Blue and 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 →

#8e428f

#6a8f42 · #428f67

#42438f · #8f4243

Split-complementary

Open in tool →

#67428f · #8f426a

#426a8f · #8e428f · #8f6742

Contrast

#438f42 as textRatioAAAA largeAAAFix
Aaon white
4:1failpassfail
  • AA: use #3e853d as the text (4.54:1)
  • AAA: use #2e622d as the text (7.24:1)
  • AA: or shift the background to #141414 (4.6:1)
Aaon black
5.25:1passpassfail
  • AAA: use #4fa84d as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #438f42 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 #438f42
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 #438f42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/438f42-a2bea5-964edf-1f2d25-edf1e9?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