Color

#fb092d

#fb092d
hex#fb092d
rgbrgb(251, 9, 45)
hslhsl(351, 97%, 51%)
oklchoklch(0.624 0.251 24.8)
Closest name: red (#ff0000)Relative luminance 0.2089

Tints & shades

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

Harmonies

Complementary

Open in tool →

#09fbd7

#fb09a6 · #fb5e09

#2dfb09 · #092dfb

Split-complementary

Open in tool →

#09fb5e · #09a6fb

#a6fb09 · #09fbd7 · #5e09fb

Contrast

#fb092d as textRatioAAAA largeAAAFix
Aaon white
4.05:1failpassfail
  • AA: use #ec0426 as the text (4.55:1)
  • AAA: use #b5031d as the text (7.01:1)
  • AA: or shift the background to #141414 (4.54:1)
Aaon black
5.18:1passpassfail
  • AAA: use #fd5e76 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb092d as the background.

Brands using this color

Fonts for this mood

#fb092d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb092d
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 #fb092d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb092d-c49c9e-62cb89-2d231f-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