Color

#5a905d

#5a905d
hex#5a905d
rgbrgb(90, 144, 93)
hslhsl(123, 23%, 46%)
oklchoklch(0.602 0.096 145.5)
Closest name: Illuminati Green (#419168)Relative luminance 0.2291

Colors that go with #5a905d

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 →

#905a8e

#73905a · #5a9078

#5d5a90 · #905d5a

Split-complementary

Open in tool →

#785a90 · #905a73

#5a7390 · #905a8e · #90785a

Contrast

#5a905d as textRatioAAAA largeAAAFix
Aaon white
3.76:1failpassfail
  • AA: use #518153 as the text (4.55:1)
  • AAA: use #3d613f as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.53:1)
Aaon black
5.58:1passpassfail
  • AAA: use #6ca36e as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a905d 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 #5a905d
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 #5a905d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a905d-a2bea6-a04edf-1f2d26-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