Color

#28816f

#28816f
hex#28816f
rgbrgb(40, 129, 111)
hslhsl(168, 53%, 33%)
oklchoklch(0.546 0.088 176.6)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.173

Colors that go with #28816f

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#812839

#288142 · #286681

#6f2881 · #816f28

Split-complementary

Open in tool →

#812866 · #814228

#422881 · #812839 · #668128

Contrast

#28816f as textRatioAAAA largeAAAFix
Aaon white
4.71:1passpassfail
  • AAA: use #1e6254 as the text (7.17:1)
Aaon black
4.46:1failpassfail
  • AA: use #298572 as the text (4.69:1)
  • AAA: use #34a891 as the text (7.16:1)
  • AA: or shift the background to #fafafa (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28816f as the background.

Brands using this color

mcpConnect your agent — build around #28816f
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 #28816f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28816f-a2bebc-d459ad-1f2a2d-e9f1ec?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