Color

#33180a

#33180a
hex#33180a
rgbrgb(51, 24, 10)
hslhsl(20, 67%, 12%)
oklchoklch(0.244 0.049 46.7)
Closest name: Close but No Cigar (#361d0a)Relative luminance 0.0138

Colors that go with #33180a

Charcoal, Denim and Firebrick 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.

Real palettes that use #33180a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0a2533

#330a11 · #332c0a

#0a3318 · #180a33

Split-complementary

Open in tool →

#0a332c · #0a1133

#11330a · #0a2533 · #2c0a33

Contrast

#33180a as textRatioAAAA largeAAAFix
Aaon white
16.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #bb5725 as the text (4.5:1)
  • AAA: use #dc7c4c as the text (7.03:1)
  • AA: or shift the background to #878787 (4.58:1)
  • AAA: or shift the background to #ababab (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33180a 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

#33180a reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33180a
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 #33180a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33180a-c4ae9c-62cbbb-2d2a1f-f1e9eb?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