Color

#40082e

#40082e
hex#40082e
rgbrgb(64, 8, 46)
hslhsl(319, 78%, 14%)
oklchoklch(0.257 0.095 344.4)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0146

Colors that go with #40082e

Charcoal, Crimson and Sea Green 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 →

#084019

#350840 · #400812

#2e4008 · #082e40

Split-complementary

Open in tool →

#124008 · #084035

#403508 · #084019 · #081240

Contrast

#40082e as textRatioAAAA largeAAAFix
Aaon white
16.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.29:1failfailfail
  • AA: use #da1b9d as the text (4.62:1)
  • AAA: use #ec65c1 as the text (7.2:1)
  • AA: or shift the background to #878787 (4.52:1)
  • AAA: or shift the background to #ababab (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40082e 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

#40082e reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40082e
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 #40082e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40082e-c19fb2-74cb62-2d1f23-f0e9f1?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