Color

#fb045f

#fb045f
hex#fb045f
rgbrgb(251, 4, 95)
hslhsl(338, 97%, 50%)
oklchoklch(0.631 0.251 12.2)
Closest name: Burning Fireflies (#ff1166)Relative luminance 0.2142

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04fba0

#fb04da · #fb2504

#5ffb04 · #045ffb

Split-complementary

Open in tool →

#04fb25 · #04dafb

#dafb04 · #04fba0 · #2504fb

Contrast

#fb045f as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #e70457 as the text (4.61:1)
  • AAA: use #b00342 as the text (7.15:1)
  • AA: or shift the background to #171717 (4.51:1)
Aaon black
5.28:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb045f 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

#fb045f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb045f
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 #fb045f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb045f-c49ca6-62cb72-2d201f-f1e9f0?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