Color

#04041f

#04041f
hex#04041f
rgbrgb(4, 4, 31)
hslhsl(240, 77%, 7%)
oklchoklch(0.134 0.059 275)
Closest name: Obsidian Shard (#060313)Relative luminance 0.0021

Colors that go with #04041f

Charcoal, Rust 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 →

#202004

#041220 · #120420

#200404 · #042004

Split-complementary

Open in tool →

#201204 · #122004

#200412 · #202004 · #042012

Contrast

#04041f as textRatioAAAA largeAAAFix
Aaon white
20.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #6666eb as the text (4.67:1)
  • AAA: use #8e8ef0 as the text (7.28:1)
  • AA: or shift the background to #787878 (4.56:1)
  • AAA: or shift the background to #999999 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04041f as the background.

Brands using this color

Fonts for this mood

#04041f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04041f
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 #04041f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04041f-a19cc4-df994e-251f2d-e9edf1?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