Color

#4e3740

#4e3740
hex#4e3740
rgbrgb(78, 55, 64)
hslhsl(337, 17%, 26%)
oklchoklch(0.366 0.036 353.7)
Closest name: Black Truffle (#463d3e)Relative luminance 0.0472

Tints & shades

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

Harmonies

Complementary

Open in tool →

#374e45

#4e374b · #4e3a37

#404e37 · #37404e

Split-complementary

Open in tool →

#374e3a · #374b4e

#4b4e37 · #374e45 · #3a374e

Contrast

#4e3740 as textRatioAAAA largeAAAFix
Aaon white
10.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.94:1failfailfail
  • AA: use #956a7a as the text (4.62:1)
  • AAA: use #af8e9a as the text (7.16:1)
  • AA: or shift the background to #a8a8a8 (4.54:1)
  • AAA: or shift the background to #d1d1d1 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e3740 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

#4e3740 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e3740
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 #4e3740 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e3740-c49ca7-62cb70-2d201f-f1e9f0?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