Color

#20181d

#20181d
hex#20181d
rgbrgb(32, 24, 29)
hslhsl(323, 14%, 11%)
oklchoklch(0.221 0.016 340.6)
Closest name: Night Demons (#201b20)Relative luminance 0.0105

Colors that go with #20181d

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 →

#18201b

#1f1820 · #201819

#1d2018 · #181d20

Split-complementary

Open in tool →

#192018 · #18201f

#201f18 · #18201b · #181920

Contrast

#20181d as textRatioAAAA largeAAAFix
Aaon white
17.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #8e6b81 as the text (4.57:1)
  • AAA: use #a98e9f as the text (7.06:1)
  • AA: or shift the background to #828282 (4.52:1)
  • AAA: or shift the background to #a6a6a6 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #20181d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#20181d reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #20181d
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 #20181d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20181d-c19fb0-6dcb62-2d1f22-f0e9f1?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