Color

#646e35

#646e35
hex#646e35
rgbrgb(100, 110, 53)
hslhsl(71, 35%, 32%)
oklchoklch(0.516 0.081 117.5)
Closest name: darkolivegreen (#556b2f)Relative luminance 0.1412

Colors that go with #646e35

Charcoal, Royal Blue and Slate 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.

Real palettes that use #646e35

Tints & shades

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

Harmonies

Complementary

Open in tool →

#40356e

#6e5c35 · #476e35

#35646e · #6e3564

Split-complementary

Open in tool →

#35476e · #5c356e

#356e5c · #40356e · #6e3547

Contrast

#646e35 as textRatioAAAA largeAAAFix
Aaon white
5.49:1passpassfail
  • AAA: use #545d2d as the text (7.05:1)
Aaon black
3.82:1failpassfail
  • AA: use #707c3c as the text (4.64:1)
  • AAA: use #8f9e4c as the text (7.16:1)
  • AA: or shift the background to #ebebeb (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #646e35 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #646e35
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 #646e35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/646e35-b6bea2-4e7adf-252d1f-f1efe9?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