Color

#43987a

#43987a
hex#43987a
rgbrgb(67, 152, 122)
hslhsl(159, 39%, 43%)
oklchoklch(0.619 0.095 167.4)
Closest name: Illuminati Green (#419168)Relative luminance 0.2505

Colors that go with #43987a

Charcoal, Copper and Medium Violet Red 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.

Real palettes that use #43987a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#984361

#439850 · #438c98

#7a4398 · #987a43

Split-complementary

Open in tool →

#98438c · #985043

#504398 · #984361 · #8c9843

Contrast

#43987a as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #3a8369 as the text (4.54:1)
  • AAA: use #2a604d as the text (7.29:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.01:1passpassfail
  • AAA: use #49a786 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #43987a 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 #43987a
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 #43987a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43987a-a2beb8-d459c0-1f2c2d-e9f1eb?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