Color

#28815d

#28815d
hex#28815d
rgbrgb(40, 129, 93)
hslhsl(156, 53%, 33%)
oklchoklch(0.541 0.101 162.4)
Closest name: Amazon (#387b54)Relative luminance 0.1694

Colors that go with #28815d

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 →

#81284b

#288130 · #287881

#5d2881 · #815d28

Split-complementary

Open in tool →

#812878 · #813028

#302881 · #81284b · #788128

Contrast

#28815d as textRatioAAAA largeAAAFix
Aaon white
4.79:1passpassfail
  • AAA: use #1e6247 as the text (7.26:1)
Aaon black
4.39:1failpassfail
  • AA: use #298560 as the text (4.62:1)
  • AAA: use #34a879 as the text (7.02:1)
  • 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 #28815d as the background.

Brands using this color

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

tool url/palettes/new/28815d-a2beb6-d459c6-1f2d2d-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