Color

#334240

#334240
hex#334240
rgbrgb(51, 66, 64)
hslhsl(172, 13%, 23%)
oklchoklch(0.365 0.02 186.4)
Closest name: Black Olive (#3b3c36)Relative luminance 0.0497

Tints & shades

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

Harmonies

Complementary

Open in tool →

#423335

#334239 · #333d42

#403342 · #424033

Split-complementary

Open in tool →

#42333d · #423933

#393342 · #423335 · #3d4233

Contrast

#334240 as textRatioAAAA largeAAAFix
Aaon white
10.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #5f7c78 as the text (4.64:1)
  • AAA: use #7d9b97 as the text (7.01:1)
  • AA: or shift the background to #ababab (4.59:1)
  • AAA: or shift the background to #d4d4d4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334240 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

#334240 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334240
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 #334240 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334240-a2bebe-d459a5-1f292d-e9f1ec?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