Color

#f00028

#f00028
hex#f00028
rgbrgb(240, 0, 40)
hslhsl(350, 100%, 47%)
oklchoklch(0.602 0.244 25)
Closest name: Barberry (#ee1133)Relative luminance 0.1868

Tints & shades

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

Harmonies

Complementary

Open in tool →

#00f0c8

#f000a0 · #f05000

#28f000 · #0028f0

Split-complementary

Open in tool →

#00f050 · #00a0f0

#a0f000 · #00f0c8 · #5000f0

Contrast

#f00028 as textRatioAAAA largeAAAFix
Aaon white
4.43:1failpassfail
  • AA: use #eb0027 as the text (4.6:1)
  • AAA: use #b3001e as the text (7.15:1)
  • AA: or shift the background to #080808 (4.52:1)
Aaon black
4.74:1passpassfail
  • AAA: use #ff5c77 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 #f00028 as the background.

Brands using this color

Fonts for this mood

#f00028 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f00028
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 #f00028 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f00028-c49c9e-62cb87-2d231f-f1e9ee?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