Color

#28806e

#28806e
hex#28806e
rgbrgb(40, 128, 110)
hslhsl(168, 52%, 33%)
oklchoklch(0.543 0.087 176.4)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1702

Colors that go with #28806e

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 →

#80283a

#288043 · #286680

#6e2880 · #806e28

Split-complementary

Open in tool →

#802866 · #804328

#432880 · #80283a · #668028

Contrast

#28806e as textRatioAAAA largeAAAFix
Aaon white
4.77:1passpassfail
  • AAA: use #1f6154 as the text (7.25:1)
Aaon black
4.4:1failpassfail
  • AA: use #2a8472 as the text (4.64:1)
  • AAA: use #35a790 as the text (7.08:1)
  • AA: or shift the background to #fafafa (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28806e as the background.

Brands using this color

mcpConnect your agent — build around #28806e
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 #28806e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28806e-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