Color

#288074

#288074
hex#288074
rgbrgb(40, 128, 116)
hslhsl(172, 52%, 33%)
oklchoklch(0.545 0.084 182.3)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1715

Colors that go with #288074

Charcoal, Medium Violet Red and Cobalt Blue 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 →

#802834

#288048 · #286080

#742880 · #807428

Split-complementary

Open in tool →

#802860 · #804828

#482880 · #802834 · #608028

Contrast

#288074 as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #1f6158 as the text (7.22:1)
Aaon black
4.43:1failpassfail
  • AA: use #2a8478 as the text (4.67:1)
  • AAA: use #35a797 as the text (7.13:1)
  • AA: or shift the background to #fafafa (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288074 as the background.

Brands using this color

mcpConnect your agent — build around #288074
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 #288074 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288074-a2bebe-d459a5-1f292d-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