Color

#d50b41

#d50b41
hex#d50b41
rgbrgb(213, 11, 65)
hslhsl(344, 90%, 44%)
oklchoklch(0.556 0.219 17.4)
Closest name: crimson (#dc143c)Relative luminance 0.1477

Colors that go with #d50b41

Charcoal, Royal Blue and Steel Blue 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 →

#0bd59f

#d50ba6 · #d53a0b

#41d50b · #0b41d5

Split-complementary

Open in tool →

#0bd53a · #0ba6d5

#a6d50b · #0bd59f · #3a0bd5

Contrast

#d50b41 as textRatioAAAA largeAAAFix
Aaon white
5.31:1passpassfail
  • AAA: use #ae0935 as the text (7.27:1)
Aaon black
3.95:1failpassfail
  • AA: use #e90c47 as the text (4.61:1)
  • AAA: use #f7648b as the text (7.15:1)
  • AA: or shift the background to #ededed (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d50b41 as the background.

Brands using this color

Fonts for this mood

#d50b41 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d50b41
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 #d50b41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d50b41-c49ca2-62cb7c-2d221f-f1e9ef?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