Color

#28f7fb

#28f7fb
hex#28f7fb
rgbrgb(40, 247, 251)
hslhsl(181, 96%, 57%)
oklchoklch(0.888 0.146 197)
Closest name: Aggressive Aqua (#00fbff)Relative luminance 0.7394

Colors that go with #28f7fb

Charcoal, Deep Sky Blue and Taupe 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 →

#fb2c28

#28fb95 · #288efb

#fb28f7 · #f7fb28

Split-complementary

Open in tool →

#fb288e · #fb9528

#9528fb · #fb2c28 · #8efb28

Contrast

#28f7fb as textRatioAAAA largeAAAFix
Aaon white
1.33:1failfailfail
  • AA: use #038082 as the text (4.76:1)
  • AAA: use #026264 as the text (7.16:1)
  • AA: or shift the background to #636363 (4.52:1)
  • AAA: or shift the background to #454545 (7.21:1)
Aaon black
15.79:1passpasspassPasses 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 #28f7fb as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#28f7fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28f7fb
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 #28f7fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28f7fb-a2babe-d45992-1f272d-e9f1ed?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