Color

#190100

#190100
hex#190100
rgbrgb(25, 1, 0)
hslhsl(2, 100%, 5%)
oklchoklch(0.138 0.052 32.4)
Closest name: Dwarf Fortress (#1d0200)Relative luminance 0.0023

Tints & shades

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

Harmonies

Complementary

Open in tool →

#001919

#19000c · #190e00

#001901 · #010019

Split-complementary

Open in tool →

#00190e · #000c19

#0c1900 · #001919 · #0e0019

Contrast

#190100 as textRatioAAAA largeAAAFix
Aaon white
20.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.05:1failfailfail
  • AA: use #eb0800 as the text (4.57:1)
  • AAA: use #ff615c as the text (7.12:1)
  • AA: or shift the background to #787878 (4.55:1)
  • AAA: or shift the background to #999999 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #190100 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#190100 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #190100
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 #190100 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/190100-c4a29c-62cb9c-2d261f-f1e9ed?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