Color

#1a1b1f

#1a1b1f
hex#1a1b1f
rgbrgb(26, 27, 31)
hslhsl(228, 9%, 11%)
oklchoklch(0.223 0.008 274.6)
Closest name: Night Demons (#201b20)Relative luminance 0.011

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f1e1a

#1a1d1f · #1b1a1f

#1f1a1b · #1b1f1a

Split-complementary

Open in tool →

#1f1b1a · #1d1f1a

#1f1a1d · #1f1e1a · #1a1f1b

Contrast

#1a1b1f as textRatioAAAA largeAAAFix
Aaon white
17.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #6f7485 as the text (4.51:1)
  • AAA: use #9396a5 as the text (7.15:1)
  • AA: or shift the background to #858585 (4.66:1)
  • AAA: or shift the background to #a6a6a6 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1a1b1f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1a1b1f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1a1b1f
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 #1a1b1f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1a1b1f-9c9fc4-df7c4e-231f2d-e9eff1?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