Color

#0b163c

#0b163c
hex#0b163c
rgbrgb(11, 22, 60)
hslhsl(227, 69%, 14%)
oklchoklch(0.217 0.075 267.6)
Closest name: Deadly Depths (#111144)Relative luminance 0.0097

Colors that go with #0b163c

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 →

#3c320b

#0b2e3c · #190b3c

#3c0b16 · #163c0b

Split-complementary

Open in tool →

#3c190b · #2e3c0b

#3c0b2e · #3c320b · #0b3c19

Contrast

#0b163c as textRatioAAAA largeAAAFix
Aaon white
17.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #4e6edf as the text (4.62:1)
  • AAA: use #7991e6 as the text (7.01:1)
  • AA: or shift the background to #828282 (4.58:1)
  • AAA: or shift the background to #a6a6a6 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b163c as the background.

Brands using this color

Fonts for this mood

#0b163c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b163c
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 #0b163c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b163c-9ca0c4-df7a4e-221f2d-e9eff1?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