Color

#f63404

#f63404
hex#f63404
rgbrgb(246, 52, 4)
hslhsl(12, 97%, 49%)
oklchoklch(0.631 0.232 32.8)
Closest name: Arcade Fire (#ee3311)Relative luminance 0.2206

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04c6f6

#f6044c · #f6ad04

#04f634 · #3404f6

Split-complementary

Open in tool →

#04f6ad · #044cf6

#4cf604 · #04c6f6 · #ad04f6

Contrast

#f63404 as textRatioAAAA largeAAAFix
Aaon white
3.88:1failpassfail
  • AA: use #e23003 as the text (4.51:1)
  • AAA: use #ab2403 as the text (7.03:1)
  • AA: or shift the background to #171717 (4.62:1)
Aaon black
5.41:1passpassfail
  • AAA: use #fc6640 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 #f63404 as the background.

Brands using this color

Fonts for this mood

#f63404 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f63404
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 #f63404 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f63404-c4a99c-62cbad-2d281f-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