Color

#688b2d

#688b2d
hex#688b2d
rgbrgb(104, 139, 45)
hslhsl(82, 51%, 36%)
oklchoklch(0.591 0.128 127.5)
Closest name: olivedrab (#6b8e23)Relative luminance 0.216

Colors that go with #688b2d

Charcoal, Crimson 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 →

#4f2d8b

#8b7e2d · #398b2d

#2d688b · #8b2d68

Split-complementary

Open in tool →

#2d398b · #7e2d8b

#2d8b7e · #4f2d8b · #8b2d39

Contrast

#688b2d as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #607f29 as the text (4.6:1)
  • AAA: use #48601f as the text (7.07:1)
  • AA: or shift the background to #171717 (4.54:1)
Aaon black
5.32:1passpassfail
  • AAA: use #7aa234 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688b2d 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 #688b2d
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 #688b2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688b2d-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