Color

#8a000b

#8a000b
hex#8a000b
rgbrgb(138, 0, 11)
hslhsl(355, 100%, 27%)
oklchoklch(0.398 0.162 26.9)
Closest name: Bloodthirsty (#880011)Relative luminance 0.0543

Tints & shades

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

Harmonies

Complementary

Open in tool →

#008a7e

#8a0050 · #8a3900

#0b8a00 · #000b8a

Split-complementary

Open in tool →

#008a39 · #00508a

#508a00 · #008a7e · #39008a

Contrast

#8a000b as textRatioAAAA largeAAAFix
Aaon white
10.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #eb0014 as the text (4.54:1)
  • AAA: use #ff616e as the text (7.19:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (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 #8a000b 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

#8a000b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8a000b
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 #8a000b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8a000b-c49e9c-62cb8f-2d241f-f1e9ee?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