Color

#3f0e11

#3f0e11
hex#3f0e11
rgbrgb(63, 14, 17)
hslhsl(356, 64%, 15%)
oklchoklch(0.251 0.076 21.2)
Closest name: English Breakfast (#441111)Relative luminance 0.0141

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0e3f3b

#3f0e2a · #3f230e

#113f0e · #0e113f

Split-complementary

Open in tool →

#0e3f23 · #0e2a3f

#2a3f0e · #0e3f3b · #230e3f

Contrast

#3f0e11 as textRatioAAAA largeAAAFix
Aaon white
16.38:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #d53f49 as the text (4.64:1)
  • AAA: use #e1757c as the text (7.04:1)
  • AA: or shift the background to #878787 (4.56:1)
  • AAA: or shift the background to #ababab (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f0e11 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

#3f0e11 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f0e11
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 #3f0e11 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f0e11-c49e9c-62cb91-2d241f-f1e9ee?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