Color

#f05428

#f05428
hex#f05428
rgbrgb(240, 84, 40)
hslhsl(13, 87%, 55%)
oklchoklch(0.652 0.2 35.9)
Closest name: Angry Flamingo (#f04e45)Relative luminance 0.2502

Tints & shades

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

Harmonies

Complementary

Open in tool →

#28c5f0

#f02861 · #f0b828

#28f054 · #5428f0

Split-complementary

Open in tool →

#28f0b8 · #2861f0

#61f028 · #28c5f0 · #b828f0

Contrast

#f05428 as textRatioAAAA largeAAAFix
Aaon white
3.5:1failpassfail
  • AA: use #db3b0f as the text (4.52:1)
  • AAA: use #a22c0b as the text (7.24:1)
  • AA: or shift the background to #212121 (4.6:1)
Aaon black
6:1passpassfail
  • AAA: use #f26e4a as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f05428 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f05428 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f05428
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 #f05428 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f05428-c4a99c-62cbaf-2d281f-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