Color

#a5cd23

#a5cd23
hex#a5cd23
rgbrgb(165, 205, 35)
hslhsl(74, 71%, 47%)
oklchoklch(0.791 0.185 123.1)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5178

Colors that go with #a5cd23

Taupe, Plum and Dark Olive Green 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 →

#4a23cd

#cda023 · #50cd23

#23a5cd · #cd23a5

Split-complementary

Open in tool →

#2350cd · #a023cd

#23cda0 · #4a23cd · #cd2350

Contrast

#a5cd23 as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #667e15 as the text (4.61:1)
  • AAA: use #4d6010 as the text (7.01:1)
  • AA: or shift the background to #4d4d4d (4.57:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.36:1passpasspassPasses 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 #a5cd23 as the background.

Brands using this color

mcpConnect your agent — build around #a5cd23
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 #a5cd23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5cd23-b4bea2-4e72df-242d1f-f1efe9?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