Color

#f3f044

#f3f044
hex#f3f044
rgbrgb(243, 240, 68)
hslhsl(59, 88%, 61%)
oklchoklch(0.929 0.181 108.4)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8179

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4447f3

#f39944 · #9ef344

#44f3f0 · #f044f3

Split-complementary

Open in tool →

#449ef3 · #9944f3

#44f399 · #4447f3 · #f3449e

Contrast

#f3f044 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #787608 as the text (4.78:1)
  • AAA: use #5b5a06 as the text (7.22:1)
  • AA: or shift the background to #696969 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.33:1)
Aaon black
17.36:1passpasspassPasses 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 #f3f044 as the background.

Brands using this color

Fonts for this mood

#f3f044 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f3f044
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 #f3f044 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f3f044-bbbea2-4e96df-272d1f-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