Color

#fc4d40

#fc4d40
hex#fc4d40
rgbrgb(252, 77, 64)
hslhsl(4, 97%, 62%)
oklchoklch(0.666 0.213 28.5)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2637

Tints & shades

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

Harmonies

Complementary

Open in tool →

#40f0fc

#fc4092 · #fcab40

#40fc4d · #4d40fc

Split-complementary

Open in tool →

#40fcab · #4092fc

#92fc40 · #40f0fc · #ab40fc

Contrast

#fc4d40 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #ec1304 as the text (4.51:1)
  • AAA: use #b00e03 as the text (7.22:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #fc6459 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 #fc4d40 as the background.

Brands using this color

Fonts for this mood

#fc4d40 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc4d40
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 #fc4d40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc4d40-c4a39c-62cb9f-2d261f-f1e9ed?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