Color

#bdd123

#bdd123
hex#bdd123
rgbrgb(189, 209, 35)
hslhsl(67, 71%, 48%)
oklchoklch(0.818 0.18 116.7)
Closest name: Badass Grass (#b4da55)Relative luminance 0.5654

Colors that go with #bdd123

Charcoal, Cornflower Blue and Deep Sky Blue 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 →

#3823d1

#d18f23 · #66d123

#23bdd1 · #d123bd

Split-complementary

Open in tool →

#2366d1 · #8f23d1

#23d18f · #3823d1 · #d12366

Contrast

#bdd123 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #6e7a15 as the text (4.71:1)
  • AAA: use #535c10 as the text (7.23:1)
  • AA: or shift the background to #525252 (4.58:1)
  • AAA: or shift the background to #363636 (7.08:1)
Aaon black
12.31:1passpasspassPasses 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 #bdd123 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 #bdd123
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 #bdd123 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bdd123-b8bea2-4e83df-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