Color

#428240

#428240
hex#428240
rgbrgb(66, 130, 64)
hslhsl(118, 34%, 38%)
oklchoklch(0.547 0.118 143.2)
Closest name: Beanpole (#4e8747)Relative luminance 0.1749

Colors that go with #428240

Charcoal, Royal Blue and Dark Orchid 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 →

#804082

#638240 · #40825f

#404282 · #824042

Split-complementary

Open in tool →

#5f4082 · #824063

#406382 · #804082 · #825f40

Contrast

#428240 as textRatioAAAA largeAAAFix
Aaon white
4.67:1passpassfail
  • AAA: use #326331 as the text (7.08:1)
Aaon black
4.5:1failpassfail
  • AA: use #448542 as the text (4.68:1)
  • AAA: use #55a752 as the text (7.04:1)
  • AA: or shift the background to #fcfcfc (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #428240 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 #428240
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 #428240 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428240-a2bea4-944edf-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