Color

#eef74b

#eef74b
hex#eef74b
rgbrgb(238, 247, 75)
hslhsl(63, 91%, 63%)
oklchoklch(0.94 0.185 112.4)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8521

Tints & shades

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

Harmonies

Complementary

Open in tool →

#534bf7

#f7a94b · #98f74b

#4beef7 · #f74bee

Split-complementary

Open in tool →

#4b98f7 · #a94bf7

#4bf7a9 · #534bf7 · #f74b98

Contrast

#eef74b as textRatioAAAA largeAAAFix
Aaon white
1.16:1failfailfail
  • AA: use #747a06 as the text (4.64:1)
  • AAA: use #585d04 as the text (7.04:1)
  • AA: or shift the background to #6b6b6b (4.58:1)
  • AAA: or shift the background to #4f4f4f (7.04:1)
Aaon black
18.04:1passpasspassPasses 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 #eef74b as the background.

Brands using this color

mcpConnect your agent — build around #eef74b
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 #eef74b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/eef74b-b9bea2-4e8ddf-262d1f-f1eee9?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