Color

#53b288

#53b288
hex#53b288
rgbrgb(83, 178, 136)
hslhsl(153, 38%, 51%)
oklchoklch(0.694 0.111 162.4)
Closest name: Electra (#55b492)Relative luminance 0.3546

Colors that go with #53b288

Charcoal, Dark Olive Green and Midnight 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 →

#b2537d

#53b257 · #53adb2

#8753b2 · #b28753

Split-complementary

Open in tool →

#b253ad · #b25753

#5753b2 · #b2537d · #adb253

Contrast

#53b288 as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #3a8262 as the text (4.62:1)
  • AAA: use #2c634a as the text (7.02:1)
  • AA: or shift the background to #383838 (4.52:1)
  • AAA: or shift the background to #141414 (7.1:1)
Aaon black
8.09:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #53b288 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 #53b288
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 #53b288 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53b288-a2beb5-d459cc-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