Color

#fc4845

#fc4845
hex#fc4845
rgbrgb(252, 72, 69)
hslhsl(1, 97%, 63%)
oklchoklch(0.662 0.217 26.2)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2576

Tints & shades

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

Harmonies

Complementary

Open in tool →

#45f9fc

#fc459e · #fca445

#45fc48 · #4845fc

Split-complementary

Open in tool →

#45fca4 · #459efc

#9efc45 · #45f9fc · #a445fc

Contrast

#fc4845 as textRatioAAAA largeAAAFix
Aaon white
3.41:1failpassfail
  • AA: use #ec0704 as the text (4.57:1)
  • AAA: use #b50603 as the text (7.02:1)
  • AA: or shift the background to #242424 (4.55:1)
Aaon black
6.15:1passpassfail
  • AAA: use #fd615e as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fc4845 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#fc4845 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc4845
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 #fc4845 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc4845-c4a19c-62cb9a-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