Color

#428043

#428043
hex#428043
rgbrgb(66, 128, 67)
hslhsl(121, 32%, 38%)
oklchoklch(0.543 0.112 144.1)
Closest name: Bold Irish (#2a814d)Relative luminance 0.17

Colors that go with #428043

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 →

#80427f

#608042 · #428062

#434280 · #804342

Split-complementary

Open in tool →

#624280 · #804260

#426080 · #80427f · #806242

Contrast

#428043 as textRatioAAAA largeAAAFix
Aaon white
4.77:1passpassfail
  • AAA: use #326233 as the text (7.17:1)
Aaon black
4.4:1failpassfail
  • AA: use #448345 as the text (4.58:1)
  • AAA: use #57a858 as the text (7.15:1)
  • AA: or shift the background to #fafafa (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #428043 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 #428043
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 #428043 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428043-a2bea6-9b4edf-1f2d26-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