Color

#0f112f

#0f112f
hex#0f112f
rgbrgb(15, 17, 47)
hslhsl(236, 52%, 12%)
oklchoklch(0.196 0.059 276.6)
Closest name: Infinite Night (#071037)Relative luminance 0.0071

Colors that go with #0f112f

Charcoal, Dark Olive Green 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 →

#2f2c0f

#0f212f · #1c0f2f

#2f0f11 · #112f0f

Split-complementary

Open in tool →

#2f1c0f · #212f0f

#2f0f21 · #2f2c0f · #0f2f1c

Contrast

#0f112f as textRatioAAAA largeAAAFix
Aaon white
18.4:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #646bce as the text (4.54:1)
  • AAA: use #8b90da as the text (7.1:1)
  • AA: or shift the background to #808080 (4.66:1)
  • AAA: or shift the background to #a1a1a1 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f112f as the background.

Brands using this color

Fonts for this mood

#0f112f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f112f
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 #0f112f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f112f-9e9cc4-df8f4e-241f2d-e9eef1?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