Color

#28bae6

#28bae6
hex#28bae6
rgbrgb(40, 186, 230)
hslhsl(194, 79%, 53%)
oklchoklch(0.735 0.13 224.2)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4128

Colors that go with #28bae6

Charcoal, Amber and Dark Orange 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 →

#e65528

#28e6b3 · #285be6

#e628ba · #bae628

Split-complementary

Open in tool →

#e6285b · #e6b328

#b328e6 · #e65528 · #5be628

Contrast

#28bae6 as textRatioAAAA largeAAAFix
Aaon white
2.27:1failfailfail
  • AA: use #137fa0 as the text (4.59:1)
  • AAA: use #0e5e77 as the text (7.28:1)
  • AA: or shift the background to #404040 (4.57:1)
  • AAA: or shift the background to #212121 (7.1:1)
Aaon black
9.26:1passpasspassPasses 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 #28bae6 as the background.

Brands using this color

Fonts for this mood

#28bae6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28bae6
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 #28bae6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28bae6-9cb6c4-df4e72-1f242d-e9f1ef?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