Color

#1d0111

#1d0111
hex#1d0111
rgbrgb(29, 1, 17)
hslhsl(326, 93%, 6%)
oklchoklch(0.156 0.061 347.6)
Closest name: Belladonna (#220011)Relative luminance 0.0032

Colors that go with #1d0111

Charcoal, Crimson 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.

Real palettes that use #1d0111

Tints & shades

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

Harmonies

Complementary

Open in tool →

#011e0d

#1c011e · #1e0103

#111e01 · #01111e

Split-complementary

Open in tool →

#031e01 · #011e1c

#1e1c01 · #011e0d · #01031e

Contrast

#1d0111 as textRatioAAAA largeAAAFix
Aaon white
19.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #e20884 as the text (4.6:1)
  • AAA: use #f958b3 as the text (7.07:1)
  • AA: or shift the background to #7a7a7a (4.6:1)
  • AAA: or shift the background to #9c9c9c (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d0111 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

#1d0111 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d0111
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 #1d0111 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d0111-c19fae-67cb62-2d1f21-f1e9f1?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