Color

#28aed7

#28aed7
hex#28aed7
rgbrgb(40, 174, 215)
hslhsl(194, 69%, 50%)
oklchoklch(0.7 0.123 224.3)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3563

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d75128

#28d7a9 · #2856d7

#d728ae · #aed728

Split-complementary

Open in tool →

#d72856 · #d7a928

#a928d7 · #d75128 · #56d728

Contrast

#28aed7 as textRatioAAAA largeAAAFix
Aaon white
2.58:1failfailfail
  • AA: use #1c7e9b as the text (4.66:1)
  • AAA: use #155e74 as the text (7.28:1)
  • AA: or shift the background to #383838 (4.54:1)
  • AAA: or shift the background to #141414 (7.13:1)
Aaon black
8.13:1passpasspassPasses 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 #28aed7 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

#28aed7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28aed7
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 #28aed7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28aed7-9cb6c4-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