Color

#bc1523

#bc1523
hex#bc1523
rgbrgb(188, 21, 35)
hslhsl(355, 80%, 41%)
oklchoklch(0.508 0.196 25.1)
Closest name: Akai Red (#bc012e)Relative luminance 0.1135

Colors that go with #bc1523

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 →

#15bcae

#bc1576 · #bc5b15

#23bc15 · #1523bc

Split-complementary

Open in tool →

#15bc5b · #1576bc

#76bc15 · #15bcae · #5b15bc

Contrast

#bc1523 as textRatioAAAA largeAAAFix
Aaon white
6.42:1passpassfail
  • AAA: use #ae1320 as the text (7.21:1)
Aaon black
3.27:1failpassfail
  • AA: use #e6192a as the text (4.54:1)
  • AAA: use #ef6c77 as the text (7.08:1)
  • AA: or shift the background to #d9d9d9 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bc1523 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bc1523 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bc1523
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 #bc1523 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bc1523-c49e9c-62cb8f-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