Color

#ff3363

#ff3363
hex#ff3363
rgbrgb(255, 51, 99)
hslhsl(346, 100%, 60%)
oklchoklch(0.656 0.235 14.3)
Closest name: Burning Fireflies (#ff1166)Relative luminance 0.2453

Tints & shades

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

Harmonies

Complementary

Open in tool →

#33ffcf

#ff33c9 · #ff6933

#63ff33 · #3363ff

Split-complementary

Open in tool →

#33ff69 · #33c9ff

#c9ff33 · #33ffcf · #6933ff

Contrast

#ff3363 as textRatioAAAA largeAAAFix
Aaon white
3.56:1failpassfail
  • AA: use #eb0037 as the text (4.58:1)
  • AAA: use #b3002a as the text (7.12:1)
  • AA: or shift the background to #212121 (4.53:1)
Aaon black
5.91:1passpassfail
  • AAA: use #ff5c82 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff3363 as the background.

Brands using this color

Fonts for this mood

#ff3363 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff3363
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 #ff3363 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff3363-c49ca1-62cb80-2d221f-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