Color

#ab171c

#ab171c
hex#ab171c
rgbrgb(171, 23, 28)
hslhsl(358, 76%, 38%)
oklchoklch(0.476 0.181 26.5)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0935

Colors that go with #ab171c

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 →

#17aba6

#ab1766 · #ab5c17

#1cab17 · #171cab

Split-complementary

Open in tool →

#17ab5c · #1766ab

#66ab17 · #17aba6 · #5c17ab

Contrast

#ab171c as textRatioAAAA largeAAAFix
Aaon white
7.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.87:1failfailfail
  • AA: use #e2282e as the text (4.58:1)
  • AAA: use #eb6f74 as the text (7.06:1)
  • AA: or shift the background to #cccccc (4.55:1)
  • AAA: or shift the background to #fafafa (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab171c as the background.

Brands using this color

Fonts for this mood

#ab171c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab171c
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 #ab171c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab171c-c49f9c-62cb95-2d251f-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