Color

#0f050b

#0f050b
hex#0f050b
rgbrgb(15, 5, 11)
hslhsl(324, 50%, 4%)
oklchoklch(0.136 0.024 342.1)
Closest name: Knight Rider (#0f0707)Relative luminance 0.0023

Colors that go with #0f050b

Charcoal, Amber and Blue 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 #0f050b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#050f09

#0e050f · #0f0506

#0b0f05 · #050b0f

Split-complementary

Open in tool →

#060f05 · #050f0e

#0f0e05 · #050f09 · #05060f

Contrast

#0f050b as textRatioAAAA largeAAAFix
Aaon white
20.06:1passpasspassPasses AAA — no fix needed.
Aaon black
1.05:1failfailfail
  • AA: use #c24791 as the text (4.6:1)
  • AAA: use #d279af as the text (7.09:1)
  • AA: or shift the background to #787878 (4.54:1)
  • AAA: or shift the background to #999999 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f050b as the background.

Brands using this color

Fonts for this mood

#0f050b reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f050b
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 #0f050b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f050b-c19faf-6bcb62-2d1f22-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