Color

#1d1b11

#1d1b11
hex#1d1b11
rgbrgb(29, 27, 17)
hslhsl(50, 26%, 9%)
oklchoklch(0.221 0.019 98.1)
Closest name: Noir Mystique (#1f180a)Relative luminance 0.0109

Tints & shades

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

Harmonies

Complementary

Open in tool →

#11131d

#1d1511 · #191d11

#111d1b · #1b111d

Split-complementary

Open in tool →

#11191d · #15111d

#111d15 · #11131d · #1d1119

Contrast

#1d1b11 as textRatioAAAA largeAAAFix
Aaon white
17.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #7d754a as the text (4.52:1)
  • AAA: use #a1965e as the text (7.04:1)
  • AA: or shift the background to #858585 (4.68:1)
  • AAA: or shift the background to #a6a6a6 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d1b11 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1d1b11 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d1b11
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1d1b11 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d1b11-c4c29c-4eacdf-292d1f-f1ece9?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