Color

#1b1d1c

#1b1d1c
hex#1b1d1c
rgbrgb(27, 29, 28)
hslhsl(150, 4%, 11%)
oklchoklch(0.228 0.004 164.7)
Closest name: Coco’s Black (#1c1c1a)Relative luminance 0.012

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d1b1c

#1b1d1b · #1b1d1d

#1c1b1d · #1d1c1b

Split-complementary

Open in tool →

#1d1b1d · #1d1b1b

#1b1b1d · #1d1b1c · #1d1d1b

Contrast

#1b1d1c as textRatioAAAA largeAAAFix
Aaon white
16.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #6e7773 as the text (4.55:1)
  • AAA: use #909894 as the text (7.1:1)
  • AA: or shift the background to #858585 (4.59:1)
  • AAA: or shift the background to #a8a8a8 (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 #1b1d1c as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1b1d1c reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b1d1c
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 #1b1d1c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b1d1c-a2beb0-c859d4-1f2d2b-eaf1e9?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