Color

#489d51

#489d51
hex#489d51
rgbrgb(72, 157, 81)
hslhsl(126, 37%, 45%)
oklchoklch(0.625 0.138 145.8)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2609

Colors that go with #489d51

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 →

#9d4895

#6a9d48 · #489d7b

#51489d · #9d5148

Split-complementary

Open in tool →

#7b489d · #9d486a

#486a9d · #9d4895 · #9d7b48

Contrast

#489d51 as textRatioAAAA largeAAAFix
Aaon white
3.38:1failpassfail
  • AA: use #3d8544 as the text (4.53:1)
  • AAA: use #2d6232 as the text (7.23:1)
  • AA: or shift the background to #242424 (4.6:1)
Aaon black
6.22:1passpassfail
  • AAA: use #4da856 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #489d51 as the background.

Brands using this color

mcpConnect your agent — build around #489d51
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 #489d51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/489d51-a2bea8-a74edf-1f2d27-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