Color

#28bed2

#28bed2
hex#28bed2
rgbrgb(40, 190, 210)
hslhsl(187, 68%, 49%)
oklchoklch(0.737 0.12 208.9)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4193

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d23c28

#28d291 · #2869d2

#d228be · #bed228

Split-complementary

Open in tool →

#d22869 · #d29128

#9128d2 · #d23c28 · #69d228

Contrast

#28bed2 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #1b808d as the text (4.65:1)
  • AAA: use #14616b as the text (7.11:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.2:1)
Aaon black
9.39:1passpasspassPasses 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 #28bed2 as the background.

Brands using this color

Fonts for this mood

#28bed2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28bed2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #28bed2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28bed2-a2b8be-df4e83-1f262d-e9f1ee?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