Color

#28afdc

#28afdc
hex#28afdc
rgbrgb(40, 175, 220)
hslhsl(195, 72%, 51%)
oklchoklch(0.705 0.126 226.4)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3628

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dc5528

#28dcaf · #2855dc

#dc28af · #afdc28

Split-complementary

Open in tool →

#dc2855 · #dcaf28

#af28dc · #dc5528 · #55dc28

Contrast

#28afdc as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #1a80a2 as the text (4.51:1)
  • AAA: use #135e76 as the text (7.27:1)
  • AA: or shift the background to #383838 (4.61:1)
  • AAA: or shift the background to #171717 (7.05:1)
Aaon black
8.26:1passpasspassPasses 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 #28afdc 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

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

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

tool url/palettes/new/28afdc-9cb5c4-df4e70-1f242d-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