Color

#fb3754

#fb3754
hex#fb3754
rgbrgb(251, 55, 84)
hslhsl(351, 96%, 60%)
oklchoklch(0.649 0.228 19)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2388

Colors that go with #fb3754

Charcoal, Dodger 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 →

#37fbde

#fb37b6 · #fb7c37

#54fb37 · #3754fb

Split-complementary

Open in tool →

#37fb7c · #37b6fb

#b6fb37 · #37fbde · #7c37fb

Contrast

#fb3754 as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #eb0527 as the text (4.58:1)
  • AAA: use #b4041e as the text (7.05:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.78:1passpassfail
  • AAA: use #fc5f77 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb3754 as the background.

Brands using this color

Fonts for this mood

#fb3754 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb3754
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 #fb3754 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb3754-c49c9e-62cb89-2d231f-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