Color

#5cb521

#5cb521
hex#5cb521
rgbrgb(92, 181, 33)
hslhsl(96, 69%, 42%)
oklchoklch(0.691 0.194 136.4)
Closest name: Extra Life (#6ab417)Relative luminance 0.3543

Colors that go with #5cb521

Royal Blue, Taupe and Orchid 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 →

#7a21b5

#a6b521 · #21b530

#215cb5 · #b5215c

Split-complementary

Open in tool →

#3021b5 · #b521a6

#21a6b5 · #7a21b5 · #b53021

Contrast

#5cb521 as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #428118 as the text (4.79:1)
  • AAA: use #336312 as the text (7.16:1)
  • AA: or shift the background to #383838 (4.52:1)
  • AAA: or shift the background to #141414 (7.09:1)
Aaon black
8.09:1passpasspassPasses 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 #5cb521 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 #5cb521
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 #5cb521 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5cb521-aabea2-5f4edf-1f2d20-f0f1e9?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