Color

#428619

#428619
hex#428619
rgbrgb(66, 134, 25)
hslhsl(97, 69%, 31%)
oklchoklch(0.554 0.155 136.8)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.1828

Colors that go with #428619

Charcoal, Royal Blue and Crimson 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 →

#5c1986

#798619 · #198625

#194286 · #861942

Split-complementary

Open in tool →

#251986 · #861979

#197986 · #5c1986 · #862519

Contrast

#428619 as textRatioAAAA largeAAAFix
Aaon white
4.51:1passpassfail
  • AAA: use #316312 as the text (7.18:1)
Aaon black
4.66:1passpassfail
  • AAA: use #56ac20 as the text (7.32:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #428619 as the background.

Brands using this color

mcpConnect your agent — build around #428619
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 #428619 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428619-a9bea2-624edf-1f2d20-f0f1e9?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