Color

#e2183d

#e2183d
hex#e2183d
rgbrgb(226, 24, 61)
hslhsl(349, 81%, 49%)
oklchoklch(0.584 0.225 20.6)
Closest name: crimson (#dc143c)Relative luminance 0.1716

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18e2bd

#e218a2 · #e25818

#3de218 · #183de2

Split-complementary

Open in tool →

#18e258 · #18a2e2

#a2e218 · #18e2bd · #5818e2

Contrast

#e2183d as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #af122f as the text (7.12:1)
Aaon black
4.43:1failpassfail
  • AA: use #e7183e as the text (4.6:1)
  • AAA: use #ef6b84 as the text (7.11:1)
  • AA: or shift the background to #fafafa (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 #e2183d 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

#e2183d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e2183d
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 #e2183d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e2183d-c49c9f-62cb85-2d231f-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