Color

#fe101c

#fe101c
hex#fe101c
rgbrgb(254, 16, 28)
hslhsl(357, 99%, 53%)
oklchoklch(0.63 0.253 27.7)
Closest name: red (#ff0000)Relative luminance 0.2153

Tints & shades

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

Harmonies

Complementary

Open in tool →

#10fef2

#fe1093 · #fe7b10

#1cfe10 · #101cfe

Split-complementary

Open in tool →

#10fe7b · #1093fe

#93fe10 · #10fef2 · #7b10fe

Contrast

#fe101c as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #e9010d as the text (4.69:1)
  • AAA: use #b2010a as the text (7.24:1)
  • AA: or shift the background to #171717 (4.53:1)
Aaon black
5.31:1passpassfail
  • AAA: use #fe626a as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fe101c as the background.

Brands using this color

Fonts for this mood

#fe101c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fe101c
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 #fe101c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fe101c-c49f9c-62cb93-2d251f-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