Color

#dd133b

#dd133b
hex#dd133b
rgbrgb(221, 19, 59)
hslhsl(348, 84%, 47%)
oklchoklch(0.573 0.223 20.4)
Closest name: crimson (#dc143c)Relative luminance 0.1615

Tints & shades

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

Harmonies

Complementary

Open in tool →

#13ddb4

#dd13a0 · #dd5013

#3bdd13 · #133bdd

Split-complementary

Open in tool →

#13dd50 · #13a0dd

#a0dd13 · #13ddb4 · #5013dd

Contrast

#dd133b as textRatioAAAA largeAAAFix
Aaon white
4.96:1passpassfail
  • AAA: use #ae0f2f as the text (7.22:1)
Aaon black
4.23:1failpassfail
  • AA: use #e6143e as the text (4.53:1)
  • AAA: use #f26984 as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (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 #dd133b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#dd133b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dd133b
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 #dd133b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dd133b-c49c9f-62cb83-2d231f-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