Color

#3f0e28

#3f0e28
hex#3f0e28
rgbrgb(63, 14, 40)
hslhsl(328, 64%, 15%)
oklchoklch(0.259 0.082 351.6)
Closest name: What We Do in the Shadows (#441122)Relative luminance 0.0152

Colors that go with #3f0e28

Charcoal, Rust and Steel 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0e3f25

#3d0e3f · #3f0e0f

#283f0e · #0e283f

Split-complementary

Open in tool →

#0f3f0e · #0e3f3d

#3f3d0e · #0e3f25 · #0e0f3f

Contrast

#3f0e28 as textRatioAAAA largeAAAFix
Aaon white
16.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #d23287 as the text (4.55:1)
  • AAA: use #e071ac as the text (7.13:1)
  • AA: or shift the background to #8a8a8a (4.66:1)
  • AAA: or shift the background to #ababab (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f0e28 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

#3f0e28 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f0e28
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 #3f0e28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f0e28-c19fad-64cb62-2d1f21-f1e9f1?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