Color

#ab0f07

#ab0f07
hex#ab0f07
rgbrgb(171, 15, 7)
hslhsl(3, 92%, 35%)
oklchoklch(0.471 0.186 29.5)
Closest name: All Systems Red (#b30103)Relative luminance 0.0901

Tints & shades

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

Harmonies

Complementary

Open in tool →

#07a3ab

#ab0751 · #ab6107

#07ab0f · #0f07ab

Split-complementary

Open in tool →

#07ab61 · #0751ab

#51ab07 · #07a3ab · #6107ab

Contrast

#ab0f07 as textRatioAAAA largeAAAFix
Aaon white
7.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.8:1failfailfail
  • AA: use #eb150a as the text (4.64:1)
  • AAA: use #f8655d as the text (7.01:1)
  • AA: or shift the background to #c9c9c9 (4.52:1)
  • AAA: or shift the background to #fafafa (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab0f07 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

#ab0f07 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab0f07
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 #ab0f07 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab0f07-c4a39c-62cb9d-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