Color

#191a19

#191a19
hex#191a19
rgbrgb(25, 26, 25)
hslhsl(120, 2%, 10%)
oklchoklch(0.216 0.002 145.5)
Closest name: Coco’s Black (#1c1c1a)Relative luminance 0.0102

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a191a

#1a1a19 · #191a1a

#19191a · #1a1919

Split-complementary

Open in tool →

#1a191a · #1a191a

#191a1a · #1a191a · #1a1a19

Contrast

#191a19 as textRatioAAAA largeAAAFix
Aaon white
17.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.2:1failfailfail
  • AA: use #737873 as the text (4.66:1)
  • AAA: use #949994 as the text (7.24:1)
  • AA: or shift the background to #828282 (4.54:1)
  • AAA: or shift the background to #a6a6a6 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #191a19 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#191a19 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #191a19
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 #191a19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/191a19-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