Color

#ffdf3d

#ffdf3d
hex#ffdf3d
rgbrgb(255, 223, 61)
hslhsl(50, 100%, 62%)
oklchoklch(0.904 0.171 97.3)
Closest name: Angel’s Trumpet (#f6dd34)Relative luminance 0.7437

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d5dff

#ff7e3d · #beff3d

#3dffdf · #df3dff

Split-complementary

Open in tool →

#3dbeff · #7e3dff

#3dff7e · #3d5dff · #ff3dbe

Contrast

#ffdf3d as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #8a7300 as the text (4.63:1)
  • AAA: use #665500 as the text (7.33:1)
  • AA: or shift the background to #636363 (4.54:1)
  • AAA: or shift the background to #474747 (7.02:1)
Aaon black
15.87:1passpasspassPasses 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 #ffdf3d as the background.

Brands using this color

Fonts for this mood

#ffdf3d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ffdf3d
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 #ffdf3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ffdf3d-c4c29c-4eacdf-292d1f-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