Color

#400206

#400206
hex#400206
rgbrgb(64, 2, 6)
hslhsl(356, 94%, 13%)
oklchoklch(0.237 0.092 24.4)
Closest name: English Breakfast (#441111)Relative luminance 0.0115

Colors that go with #400206

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 →

#02403c

#400225 · #401d02

#064002 · #020640

Split-complementary

Open in tool →

#02401d · #022540

#254002 · #02403c · #1d0240

Contrast

#400206 as textRatioAAAA largeAAAFix
Aaon white
17.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #e90716 as the text (4.51:1)
  • AAA: use #fa6670 as the text (7.2:1)
  • AA: or shift the background to #858585 (4.63:1)
  • AAA: or shift the background to #a6a6a6 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #400206 as the background.

Brands using this color

Fonts for this mood

#400206 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #400206
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 #400206 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/400206-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