Color

#ff2e3f

#ff2e3f
hex#ff2e3f
rgbrgb(255, 46, 63)
hslhsl(355, 100%, 59%)
oklchoklch(0.647 0.239 23.8)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2357

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2effee

#ff2ea8 · #ff852e

#3fff2e · #2e3fff

Split-complementary

Open in tool →

#2eff85 · #2ea8ff

#a8ff2e · #2effee · #852eff

Contrast

#ff2e3f as textRatioAAAA largeAAAFix
Aaon white
3.67:1failpassfail
  • AA: use #eb0014 as the text (4.62:1)
  • AAA: use #b3000f as the text (7.18:1)
  • AA: or shift the background to #1c1c1c (4.64:1)
Aaon black
5.71:1passpassfail
  • AAA: use #ff616e as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff2e3f as the background.

Brands using this color

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

Fonts for this mood

#ff2e3f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff2e3f
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 #ff2e3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff2e3f-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