Color

#ba121e

#ba121e
hex#ba121e
rgbrgb(186, 18, 30)
hslhsl(356, 82%, 40%)
oklchoklch(0.503 0.196 25.9)
Closest name: Bullseye (#b9030a)Relative luminance 0.1097

Tints & shades

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

Harmonies

Complementary

Open in tool →

#12baae

#ba1271 · #ba5b12

#1eba12 · #121eba

Split-complementary

Open in tool →

#12ba5b · #1271ba

#71ba12 · #12baae · #5b12ba

Contrast

#ba121e as textRatioAAAA largeAAAFix
Aaon white
6.58:1passpassfail
  • AAA: use #b0111c as the text (7.14:1)
Aaon black
3.19:1failpassfail
  • AA: use #e81725 as the text (4.58:1)
  • AAA: use #f06a73 as the text (7.01:1)
  • AA: or shift the background to #d6d6d6 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ba121e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ba121e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ba121e
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 #ba121e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ba121e-c49e9c-62cb91-2d241f-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