Color

#689a19

#689a19
hex#689a19
rgbrgb(104, 154, 25)
hslhsl(83, 72%, 35%)
oklchoklch(0.627 0.159 129.7)
Closest name: Bitter Leaf (#669841)Relative luminance 0.2612

Colors that go with #689a19

Charcoal, Crimson and Blue 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 →

#4a199a

#9a8b19 · #289a19

#19689a · #9a1968

Split-complementary

Open in tool →

#19289a · #8b199a

#199a8b · #4a199a · #9a1928

Contrast

#689a19 as textRatioAAAA largeAAAFix
Aaon white
3.37:1failpassfail
  • AA: use #567f15 as the text (4.73:1)
  • AAA: use #426010 as the text (7.21:1)
  • AA: or shift the background to #242424 (4.6:1)
Aaon black
6.22:1passpassfail
  • AAA: use #71a71b as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #689a19 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 #689a19
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 #689a19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/689a19-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