Color

#669121

#669121
hex#669121
rgbrgb(102, 145, 33)
hslhsl(83, 63%, 35%)
oklchoklch(0.604 0.145 128.8)
Closest name: Asparagus Sultan (#6a8e22)Relative luminance 0.2319

Colors that go with #669121

Charcoal, Crimson and Denim 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 →

#4c2191

#918421 · #2e9121

#216691 · #912166

Split-complementary

Open in tool →

#212e91 · #842191

#219184 · #4c2191 · #91212e

Contrast

#669121 as textRatioAAAA largeAAAFix
Aaon white
3.73:1failpassfail
  • AA: use #5b811d as the text (4.56:1)
  • AAA: use #436016 as the text (7.18:1)
  • AA: or shift the background to #1c1c1c (4.57:1)
Aaon black
5.64:1passpassfail
  • AAA: use #75a626 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #669121 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 #669121
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 #669121 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/669121-b0bea2-4e5ddf-222d1f-f1f0e9?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