Color

#39130a

#39130a
hex#39130a
rgbrgb(57, 19, 10)
hslhsl(11, 70%, 13%)
oklchoklch(0.245 0.063 34.6)
Closest name: Black Chocolate (#441100)Relative luminance 0.0136

Colors that go with #39130a

Charcoal, Royal Blue and Sea Green 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 →

#0a3038

#380a19 · #382a0a

#0a3812 · #120a38

Split-complementary

Open in tool →

#0a382a · #0a1938

#19380a · #0a3038 · #2a0a38

Contrast

#39130a as textRatioAAAA largeAAAFix
Aaon white
16.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #d04425 as the text (4.54:1)
  • AAA: use #e3775f as the text (7.07:1)
  • AA: or shift the background to #878787 (4.6:1)
  • AAA: or shift the background to #ababab (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39130a 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

#39130a reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39130a
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 #39130a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39130a-c4a89c-62cbab-2d281f-f1e9ec?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