Color

#cde30d

#cde30d
hex#cde30d
rgbrgb(205, 227, 13)
hslhsl(66, 89%, 47%)
oklchoklch(0.869 0.198 116.6)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6795

Colors that go with #cde30d

Charcoal, Cornflower Blue and Crimson 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 →

#230de3

#e38d0d · #63e30d

#0dcde3 · #e30dcd

Split-complementary

Open in tool →

#0d63e3 · #8d0de3

#0de38d · #230de3 · #e30d63

Contrast

#cde30d as textRatioAAAA largeAAAFix
Aaon white
1.44:1failfailfail
  • AA: use #727d07 as the text (4.51:1)
  • AAA: use #535c05 as the text (7.24:1)
  • AA: or shift the background to #5e5e5e (4.5:1)
  • AAA: or shift the background to #404040 (7.2:1)
Aaon black
14.59:1passpasspassPasses 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 #cde30d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #cde30d
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 #cde30d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cde30d-b8bea2-4e86df-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