Color

#419b53

#419b53
hex#419b53
rgbrgb(65, 155, 83)
hslhsl(132, 41%, 43%)
oklchoklch(0.617 0.137 147.8)
Closest name: Eucalyptus (#329760)Relative luminance 0.2519

Colors that go with #419b53

Charcoal, Blue and Crimson 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 →

#9b4189

#5c9b41 · #419b80

#53419b · #9b5341

Split-complementary

Open in tool →

#80419b · #9b415c

#415c9b · #9b4189 · #9b8041

Contrast

#419b53 as textRatioAAAA largeAAAFix
Aaon white
3.48:1failpassfail
  • AA: use #388547 as the text (4.55:1)
  • AAA: use #296134 as the text (7.36:1)
  • AA: or shift the background to #212121 (4.63:1)
Aaon black
6.04:1passpassfail
  • AAA: use #47a95a as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #419b53 as the background.

Brands using this color

mcpConnect your agent — build around #419b53
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 #419b53 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/419b53-a2beab-b64edf-1f2d28-ecf1e9?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