Color

#1b100e

#1b100e
hex#1b100e
rgbrgb(27, 16, 14)
hslhsl(9, 32%, 8%)
oklchoklch(0.187 0.019 30.5)
Closest name: King Kong (#161410)Relative luminance 0.0064

Colors that go with #1b100e

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0e191b

#1b0e12 · #1b160e

#0e1b10 · #100e1b

Split-complementary

Open in tool →

#0e1b16 · #0e121b

#121b0e · #0e191b · #160e1b

Contrast

#1b100e as textRatioAAAA largeAAAFix
Aaon white
18.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.13:1failfailfail
  • AA: use #a86357 as the text (4.59:1)
  • AAA: use #bf8c82 as the text (7.29:1)
  • AA: or shift the background to #7d7d7d (4.53:1)
  • AAA: or shift the background to #a1a1a1 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1b100e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1b100e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b100e
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 #1b100e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b100e-c4a79c-62cba8-2d271f-f1e9ec?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