Color

#669f04

#669f04
hex#669f04
rgbrgb(102, 159, 4)
hslhsl(82, 95%, 32%)
oklchoklch(0.638 0.172 130.6)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.2763

Colors that go with #669f04

Blue, Dodger Blue and Taupe 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 →

#3d049f

#9f8a04 · #199f04

#04669f · #9f0466

Split-complementary

Open in tool →

#04199f · #8a049f

#049f8a · #3d049f · #9f0419

Contrast

#669f04 as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #538103 as the text (4.66:1)
  • AAA: use #3d5e02 as the text (7.5:1)
  • AA: or shift the background to #292929 (4.52:1)
Aaon black
6.53:1passpassfail
  • AAA: use #6da904 as the text (7.33:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #669f04 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 #669f04
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 #669f04 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/669f04-b0bea2-4e5fdf-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