brandsweets

Color

#def25f

#def25f
hex#def25f
rgbrgb(222, 242, 95)
hslhsl(68, 85%, 66%)
oklchoklch(0.919 0.17 116.4)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.7986
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
def25f725ff2

#725ff2

Analogous

Open in tool →
def25ff2bc5f95f25f

#f2bc5f · #95f25f

Triadic

Open in tool →
def25f5fdef2f25fde

#5fdef2 · #f25fde

Split-complementary

Open in tool →
def25f5f95f2bc5ff2

#5f95f2 · #bc5ff2

Tetradic

Open in tool →
def25f5ff2bc725ff2f25f95

#5ff2bc · #725ff2 · #f25f95

Contrast

#def25f as textRatioAAAA largeAAAFix
Aaon white
1.24:1failfailfail
  • AA: use #6c7b0a as the text (4.69:1)
  • AAA: use #535e08 as the text (7.07:1)
  • AA: or shift the background to #666666 (4.64:1)
  • AAA: or shift the background to #4a4a4a (7.16:1)
Aaon black
16.97:1passpasspassPasses 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 #def25f as the background.

Brands using this color

mcpConnect your agent — build around #def25f
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 #def25f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/def25f-b7bea2-4e81df-252d1f-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