Color

#fbf256

#fbf256
hex#fbf256
rgbrgb(251, 242, 86)
hslhsl(57, 95%, 66%)
oklchoklch(0.941 0.171 106)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8469

Tints & shades

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

Harmonies

Complementary

Open in tool →

#565efb

#fba056 · #b1fb56

#56fbf2 · #f256fb

Split-complementary

Open in tool →

#56b1fb · #a056fb

#56fba0 · #565efb · #fb56b1

Contrast

#fbf256 as textRatioAAAA largeAAAFix
Aaon white
1.17:1failfailfail
  • AA: use #7c7603 as the text (4.72:1)
  • AAA: use #5e5a02 as the text (7.14:1)
  • AA: or shift the background to #6b6b6b (4.55:1)
  • AAA: or shift the background to #4d4d4d (7.22:1)
Aaon black
17.94:1passpasspassPasses 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 #fbf256 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

#fbf256 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fbf256
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 #fbf256 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fbf256-bcbea2-4e9bdf-282d1f-f1ede9?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