Color

#288673

#288673
hex#288673
rgbrgb(40, 134, 115)
hslhsl(168, 54%, 34%)
oklchoklch(0.561 0.091 176.4)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1874

Colors that go with #288673

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 →

#86283b

#288644 · #286986

#732886 · #867328

Split-complementary

Open in tool →

#862869 · #864428

#442886 · #86283b · #698628

Contrast

#288673 as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #27826f as the text (4.66:1)
  • AAA: use #1d6254 as the text (7.17:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #32a991 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288673 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 #288673
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 #288673 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288673-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