Color

#350403

#350403
hex#350403
rgbrgb(53, 4, 3)
hslhsl(1, 89%, 11%)
oklchoklch(0.213 0.078 28.3)
Closest name: Italian Roast (#221111)Relative luminance 0.0085

Colors that go with #350403

Charcoal, Royal Blue and Sienna 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 →

#033435

#35031b · #351d03

#033504 · #040335

Split-complementary

Open in tool →

#03351d · #031b35

#1b3503 · #033435 · #1d0335

Contrast

#350403 as textRatioAAAA largeAAAFix
Aaon white
17.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #ec110e as the text (4.65:1)
  • AAA: use #f66765 as the text (7.05:1)
  • AA: or shift the background to #808080 (4.54:1)
  • AAA: or shift the background to #a3a3a3 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #350403 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

#350403 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #350403
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 #350403 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/350403-c4a19c-62cb9a-2d261f-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