Color

#28815f

#28815f
hex#28815f
rgbrgb(40, 129, 95)
hslhsl(157, 53%, 33%)
oklchoklch(0.542 0.1 163.7)
Closest name: Amazon (#387b54)Relative luminance 0.1698

Colors that go with #28815f

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 →

#81284a

#288132 · #287681

#5f2881 · #815f28

Split-complementary

Open in tool →

#812876 · #813228

#322881 · #81284a · #768128

Contrast

#28815f as textRatioAAAA largeAAAFix
Aaon white
4.78:1passpassfail
  • AAA: use #1e6248 as the text (7.25:1)
Aaon black
4.4:1failpassfail
  • AA: use #298561 as the text (4.62:1)
  • AAA: use #34a87b as the text (7.03:1)
  • AA: or shift the background to #fafafa (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28815f as the background.

Brands using this color

mcpConnect your agent — build around #28815f
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 #28815f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28815f-a2beb7-d459c4-1f2c2d-e9f1ea?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