Color

#ba172d

#ba172d
hex#ba172d
rgbrgb(186, 23, 45)
hslhsl(352, 78%, 41%)
oklchoklch(0.506 0.193 22.2)
Closest name: Active Volcano (#bb1133)Relative luminance 0.1124

Colors that go with #ba172d

Royal Blue, Steel Blue and Teal 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 →

#17baa4

#ba177e · #ba5317

#2dba17 · #172dba

Split-complementary

Open in tool →

#17ba53 · #177eba

#7eba17 · #17baa4 · #5317ba

Contrast

#ba172d as textRatioAAAA largeAAAFix
Aaon white
6.46:1passpassfail
  • AAA: use #ac1529 as the text (7.26:1)
Aaon black
3.25:1failpassfail
  • AA: use #e4213b as the text (4.58:1)
  • AAA: use #ed6e7f as the text (7.14:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ba172d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ba172d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ba172d
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 #ba172d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ba172d-c49c9d-62cb8a-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