Color

#fbd351

#fbd351
hex#fbd351
rgbrgb(251, 211, 81)
hslhsl(46, 96%, 65%)
oklchoklch(0.878 0.151 91.7)
Closest name: Anna Banana (#f5d547)Relative luminance 0.6769

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5078fb

#fb7e50 · #cefb50

#50fbd3 · #d350fb

Split-complementary

Open in tool →

#50cefb · #7e50fb

#50fb7e · #5078fb · #fb50ce

Contrast

#fbd351 as textRatioAAAA largeAAAFix
Aaon white
1.44:1failfailfail
  • AA: use #917003 as the text (4.64:1)
  • AAA: use #6e5502 as the text (7.09:1)
  • AA: or shift the background to #5c5c5c (4.63:1)
  • AAA: or shift the background to #404040 (7.18:1)
Aaon black
14.54:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fbd351 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

#fbd351 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fbd351
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 #fbd351 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fbd351-c4bf9c-62adcb-2a2d1f-f1ece9?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