Color

#b50824

#b50824
hex#b50824
rgbrgb(181, 8, 36)
hslhsl(350, 92%, 37%)
oklchoklch(0.49 0.194 23.3)
Closest name: Akai Red (#bc012e)Relative luminance 0.1012

Colors that go with #b50824

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 →

#08b598

#b5087b · #b54108

#24b508 · #0824b5

Split-complementary

Open in tool →

#08b541 · #087bb5

#7bb508 · #08b598 · #4108b5

Contrast

#b50824 as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #b00723 as the text (7.24:1)
Aaon black
3.02:1failpassfail
  • AA: use #eb0a2f as the text (4.62:1)
  • AAA: use #f8627b as the text (7.02:1)
  • AA: or shift the background to #d1d1d1 (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 #b50824 as the background.

Brands using this color

Fonts for this mood

#b50824 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b50824
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 #b50824 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b50824-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