Color

#ff5747

#ff5747
hex#ff5747
rgbrgb(255, 87, 71)
hslhsl(5, 100%, 64%)
oklchoklch(0.682 0.206 29)
Closest name: tomato (#ff6347)Relative luminance 0.2853

Tints & shades

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

Harmonies

Complementary

Open in tool →

#47f0ff

#ff4794 · #ffb347

#47ff57 · #5747ff

Split-complementary

Open in tool →

#47ffb3 · #4794ff

#94ff47 · #47f0ff · #b247ff

Contrast

#ff5747 as textRatioAAAA largeAAAFix
Aaon white
3.13:1failpassfail
  • AA: use #eb1400 as the text (4.53:1)
  • AAA: use #b30f00 as the text (7.04:1)
  • AA: or shift the background to #2b2b2b (4.52:1)
Aaon black
6.71:1passpassfail
  • AAA: use #ff6052 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 #ff5747 as the background.

Brands using this color

Fonts for this mood

#ff5747 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff5747
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 #ff5747 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff5747-c4a49c-62cba1-2d261f-f1e9ec?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