Color

#5ab159

#5ab159
hex#5ab159
rgbrgb(90, 177, 89)
hslhsl(119, 36%, 52%)
oklchoklch(0.685 0.15 143.5)
Closest name: Arugula (#75ad5b)Relative luminance 0.3434

Colors that go with #5ab159

Charcoal, Mustard Yellow and Royal 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 →

#af59b1

#86b159 · #59b183

#595ab1 · #b1595a

Split-complementary

Open in tool →

#8359b1 · #b15986

#5986b1 · #af59b1 · #b18359

Contrast

#5ab159 as textRatioAAAA largeAAAFix
Aaon white
2.67:1failfailfail
  • AA: use #3f843e as the text (4.58:1)
  • AAA: use #2f612e as the text (7.32:1)
  • AA: or shift the background to #363636 (4.53:1)
  • AAA: or shift the background to #121212 (7.02:1)
Aaon black
7.87:1passpasspassPasses 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 #5ab159 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 #5ab159
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 #5ab159 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ab159-a2bea5-964edf-1f2d25-edf1e9?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