Color

#fd2b43

#fd2b43
hex#fd2b43
rgbrgb(253, 43, 67)
hslhsl(353, 98%, 58%)
oklchoklch(0.642 0.239 22.4)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2302

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2bfde4

#fd2bac · #fd7b2b

#43fd2b · #2b43fd

Split-complementary

Open in tool →

#2bfd7b · #2bacfd

#acfd2b · #2bfde4 · #7b2bfd

Contrast

#fd2b43 as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #ed021e as the text (4.54:1)
  • AAA: use #b10216 as the text (7.27:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.6:1passpassfail
  • AAA: use #fd6275 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fd2b43 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#fd2b43 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fd2b43
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 #fd2b43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fd2b43-c49c9c-62cb8c-2d241f-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