Color

#288668

#288668
hex#288668
rgbrgb(40, 134, 104)
hslhsl(161, 54%, 34%)
oklchoklch(0.557 0.099 167.6)
Closest name: Elf (#1b8a6b)Relative luminance 0.185

Colors that go with #288668

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 →

#862846

#288639 · #287486

#682886 · #866828

Split-complementary

Open in tool →

#862874 · #863928

#392886 · #862846 · #748628

Contrast

#288668 as textRatioAAAA largeAAAFix
Aaon white
4.47:1failpassfail
  • AA: use #278265 as the text (4.7:1)
  • AAA: use #1d624c as the text (7.23:1)
  • AA: or shift the background to #050505 (4.56:1)
Aaon black
4.7:1passpassfail
  • AAA: use #32a983 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288668 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 #288668
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 #288668 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288668-a2beb8-d459bb-1f2c2d-e9f1eb?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