Color

#280a01

#280a01
hex#280a01
rgbrgb(40, 10, 1)
hslhsl(14, 95%, 8%)
oklchoklch(0.194 0.055 42.2)
Closest name: Italian Roast (#221111)Relative luminance 0.0067

Colors that go with #280a01

Charcoal, Crimson and Denim 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 #280a01

Tints & shades

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

Harmonies

Complementary

Open in tool →

#011f28

#28010b · #281d01

#01280a · #0a0128

Split-complementary

Open in tool →

#01281d · #010b28

#0b2801 · #011f28 · #1d0128

Contrast

#280a01 as textRatioAAAA largeAAAFix
Aaon white
18.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.13:1failfailfail
  • AA: use #db3706 as the text (4.56:1)
  • AAA: use #fa693d as the text (7.15:1)
  • AA: or shift the background to #808080 (4.69:1)
  • AAA: or shift the background to #a1a1a1 (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 #280a01 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

#280a01 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #280a01
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 #280a01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/280a01-c4aa9c-62cbb1-2d291f-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