Color

#5a904c

#5a904c
hex#5a904c
rgbrgb(90, 144, 76)
hslhsl(108, 31%, 43%)
oklchoklch(0.599 0.114 139.4)
Closest name: Fern (#548d44)Relative luminance 0.2264

Colors that go with #5a904c

Charcoal, Blue and Copper 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 →

#824c90

#7b904c · #4c9060

#4c5990 · #904c59

Split-complementary

Open in tool →

#604c90 · #904c7b

#4c7b90 · #824c90 · #90604c

Contrast

#5a904c as textRatioAAAA largeAAAFix
Aaon white
3.8:1failpassfail
  • AA: use #518245 as the text (4.54:1)
  • AAA: use #3c6133 as the text (7.12:1)
  • AA: or shift the background to #1a1a1a (4.58:1)
Aaon black
5.53:1passpassfail
  • AAA: use #66a456 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a904c 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 #5a904c
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 #5a904c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a904c-a4bea2-7c4edf-1f2d23-eff1e9?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