Color

#fc5603

#fc5603
hex#fc5603
rgbrgb(252, 86, 3)
hslhsl(20, 98%, 50%)
oklchoklch(0.672 0.214 39.2)
Closest name: orangered (#ff4500)Relative luminance 0.2736

Tints & shades

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

Harmonies

Complementary

Open in tool →

#03a9fc

#fc032c · #fcd303

#03fc56 · #5603fc

Split-complementary

Open in tool →

#03fcd3 · #032cfc

#2cfc03 · #03a9fc · #d303fc

Contrast

#fc5603 as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #cf4602 as the text (4.64:1)
  • AAA: use #9d3502 as the text (7.13:1)
  • AA: or shift the background to #262626 (4.66:1)
Aaon black
6.47:1passpassfail
  • AAA: use #fd671c as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fc5603 as the background.

Brands using this color

Fonts for this mood

#fc5603 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc5603
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 #fc5603 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc5603-c4ae9c-62cbbb-2d2a1f-f1e9eb?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