Color

#ab031f

#ab031f
hex#ab031f
rgbrgb(171, 3, 31)
hslhsl(350, 97%, 34%)
oklchoklch(0.468 0.188 23.8)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0882

Colors that go with #ab031f

Royal Blue, Teal and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#03ab8f

#ab0373 · #ab3b03

#1fab03 · #031fab

Split-complementary

Open in tool →

#03ab3b · #0373ab

#73ab03 · #03ab8f · #3b03ab

Contrast

#ab031f as textRatioAAAA largeAAAFix
Aaon white
7.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #ec042a as the text (4.62:1)
  • AAA: use #fd5e79 as the text (7.05:1)
  • AA: or shift the background to #c9c9c9 (4.59:1)
  • AAA: or shift the background to #f7f7f7 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab031f as the background.

Brands using this color

Fonts for this mood

#ab031f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab031f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ab031f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab031f-c49c9e-62cb87-2d231f-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