Color

#fc3145

#fc3145
hex#fc3145
rgbrgb(252, 49, 69)
hslhsl(354, 97%, 59%)
oklchoklch(0.644 0.234 22.5)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2332

Tints & shades

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

Harmonies

Complementary

Open in tool →

#31fce8

#fc31ab · #fc8231

#45fc31 · #3145fc

Split-complementary

Open in tool →

#31fc82 · #31abfc

#abfc31 · #31fce8 · #8231fc

Contrast

#fc3145 as textRatioAAAA largeAAAFix
Aaon white
3.71:1failpassfail
  • AA: use #ec041b as the text (4.57:1)
  • AAA: use #b50315 as the text (7.03:1)
  • AA: or shift the background to #1c1c1c (4.6:1)
Aaon black
5.66:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fc3145 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

#fc3145 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc3145
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 #fc3145 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc3145-c49d9c-62cb8e-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