Color

#400830

#400830
hex#400830
rgbrgb(64, 8, 48)
hslhsl(317, 78%, 14%)
oklchoklch(0.258 0.096 342.3)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0148

Colors that go with #400830

Charcoal, Crimson and Teal 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 →

#084018

#330840 · #400814

#304008 · #083040

Split-complementary

Open in tool →

#144008 · #084033

#403308 · #084018 · #081440

Contrast

#400830 as textRatioAAAA largeAAAFix
Aaon white
16.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #da1ba4 as the text (4.67:1)
  • AAA: use #eb60c4 as the text (7:1)
  • AA: or shift the background to #878787 (4.51:1)
  • AAA: or shift the background to #ababab (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #400830 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

#400830 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #400830
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 #400830 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/400830-c19fb3-77cb62-2d1f23-efe9f1?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