Color

#28af98

#28af98
hex#28af98
rgbrgb(40, 175, 152)
hslhsl(170, 63%, 42%)
oklchoklch(0.679 0.116 178)
Closest name: Billiard (#00af9f)Relative luminance 0.3338

Colors that go with #28af98

Charcoal, Hot Pink 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 →

#af283e

#28af55 · #2882af

#9828af · #af9828

Split-complementary

Open in tool →

#af2882 · #af5528

#5528af · #af283e · #82af28

Contrast

#28af98 as textRatioAAAA largeAAAFix
Aaon white
2.74:1failfailfail
  • AA: use #1e8574 as the text (4.5:1)
  • AAA: use #176457 as the text (7.01:1)
  • AA: or shift the background to #333333 (4.62:1)
  • AAA: or shift the background to #0f0f0f (7.01:1)
Aaon black
7.68:1passpasspassPasses 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 #28af98 as the background.

Brands using this color

mcpConnect your agent — build around #28af98
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 #28af98 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28af98-a2bebd-d459a9-1f292d-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