Color

#ff3029

#ff3029
hex#ff3029
rgbrgb(255, 48, 41)
hslhsl(2, 100%, 58%)
oklchoklch(0.646 0.24 28.4)
Closest name: red (#ff0000)Relative luminance 0.2353

Tints & shades

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

Harmonies

Complementary

Open in tool →

#29f8ff

#ff298d · #ff9b29

#29ff30 · #3029ff

Split-complementary

Open in tool →

#29ff9b · #298dff

#8dff29 · #29f8ff · #9b29ff

Contrast

#ff3029 as textRatioAAAA largeAAAFix
Aaon white
3.68:1failpassfail
  • AA: use #eb0800 as the text (4.6:1)
  • AAA: use #b30600 as the text (7.14:1)
  • AA: or shift the background to #1c1c1c (4.63:1)
Aaon black
5.71:1passpassfail
  • AAA: use #ff615c as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ff3029 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ff3029 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ff3029
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 #ff3029 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ff3029-c4a29c-62cb9c-2d261f-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