Color

#16031b

#16031b
hex#16031b
rgbrgb(22, 3, 27)
hslhsl(288, 80%, 6%)
oklchoklch(0.154 0.058 319.4)
Closest name: Crow (#180614)Relative luminance 0.0031

Colors that go with #16031b

Charcoal, Sienna and Slate 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 #16031b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#081c03

#0a031c · #1c0314

#1c1703 · #031c17

Split-complementary

Open in tool →

#141c03 · #031c0a

#1c0a03 · #081c03 · #03141c

Contrast

#16031b as textRatioAAAA largeAAAFix
Aaon white
19.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #be1ee6 as the text (4.52:1)
  • AAA: use #d56cef as the text (7.22:1)
  • AA: or shift the background to #7a7a7a (4.6:1)
  • AAA: or shift the background to #9c9c9c (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #16031b 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

#16031b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16031b
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 #16031b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16031b-be9fc1-aacb62-2d1f2a-ece9f1?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