Color

#646e2b

#646e2b
hex#646e2b
rgbrgb(100, 110, 43)
hslhsl(69, 44%, 30%)
oklchoklch(0.515 0.092 116.8)
Closest name: darkolivegreen (#556b2f)Relative luminance 0.1404

Tints & shades

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

Harmonies

Complementary

Open in tool →

#352b6e

#6e572b · #426e2b

#2b646e · #6e2b64

Split-complementary

Open in tool →

#2b426e · #572b6e

#2b6e57 · #352b6e · #6e2b42

Contrast

#646e2b as textRatioAAAA largeAAAFix
Aaon white
5.52:1passpassfail
  • AAA: use #535c24 as the text (7.18:1)
Aaon black
3.81:1failpassfail
  • AA: use #717d31 as the text (4.68:1)
  • AAA: use #8f9e3d as the text (7.13:1)
  • AA: or shift the background to #e8e8e8 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #646e2b 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

Fonts for this mood

#646e2b reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #646e2b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #646e2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/646e2b-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