Color

#3f2728

#3f2728
hex#3f2728
rgbrgb(63, 39, 40)
hslhsl(358, 24%, 20%)
oklchoklch(0.303 0.036 16.7)
Closest name: Ethereal Espresso (#3e2723)Relative luminance 0.0266

Tints & shades

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

Harmonies

Complementary

Open in tool →

#273f3e

#3f2734 · #3f3227

#283f27 · #27283f

Split-complementary

Open in tool →

#273f32 · #27343f

#343f27 · #273f3e · #32273f

Contrast

#3f2728 as textRatioAAAA largeAAAFix
Aaon white
13.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #a06466 as the text (4.51:1)
  • AAA: use #b78a8c as the text (7.03:1)
  • AA: or shift the background to #949494 (4.52:1)
  • AAA: or shift the background to #bababa (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f2728 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

#3f2728 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f2728
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 #3f2728 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f2728-c49f9c-62cb95-2d251f-f1e9ed?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