Color

#e4da21

#e4da21
hex#e4da21
rgbrgb(228, 218, 33)
hslhsl(57, 78%, 51%)
oklchoklch(0.869 0.179 106.1)
Closest name: Banana Brick (#e8d82c)Relative luminance 0.6675

Colors that go with #e4da21

Charcoal, Deep Sky Blue and Lilac lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#212ae4

#e47821 · #8ce421

#21e4da · #da21e4

Split-complementary

Open in tool →

#218ce4 · #7821e4

#21e478 · #212ae4 · #e4218c

Contrast

#e4da21 as textRatioAAAA largeAAAFix
Aaon white
1.46:1failfailfail
  • AA: use #7b750f as the text (4.78:1)
  • AAA: use #5f5b0c as the text (7.03:1)
  • AA: or shift the background to #5c5c5c (4.57:1)
  • AAA: or shift the background to #404040 (7.08:1)
Aaon black
14.35:1passpasspassPasses 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 #e4da21 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

#e4da21 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e4da21
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #e4da21 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e4da21-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