Color

#646f25

#646f25
hex#646f25
rgbrgb(100, 111, 37)
hslhsl(69, 50%, 29%)
oklchoklch(0.517 0.098 117.2)
Closest name: darkolivegreen (#556b2f)Relative luminance 0.1421

Colors that go with #646f25

Charcoal, Blue Violet and Champagne 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.

Real palettes that use #646f25

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#30256f

#6f5525 · #3f6f25

#25646f · #6f2564

Split-complementary

Open in tool →

#253f6f · #55256f

#256f55 · #30256f · #6f253f

Contrast

#646f25 as textRatioAAAA largeAAAFix
Aaon white
5.47:1passpassfail
  • AAA: use #535c1f as the text (7.2:1)
Aaon black
3.84:1failpassfail
  • AA: use #727e2a as the text (4.73:1)
  • AAA: use #8d9d34 as the text (7:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #646f25 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#646f25 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #646f25
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 #646f25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/646f25-b7bea2-4e7edf-252d1f-f1eee9?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