Color

#28acdc

#28acdc
hex#28acdc
rgbrgb(40, 172, 220)
hslhsl(196, 72%, 51%)
oklchoklch(0.698 0.127 228.5)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3512

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dc5828

#28dcb2 · #2852dc

#dc28ac · #acdc28

Split-complementary

Open in tool →

#dc2852 · #dcb228

#b228dc · #dc5828 · #52dc28

Contrast

#28acdc as textRatioAAAA largeAAAFix
Aaon white
2.62:1failfailfail
  • AA: use #1a7ea2 as the text (4.62:1)
  • AAA: use #145f7b as the text (7.11:1)
  • AA: or shift the background to #363636 (4.62:1)
  • AAA: or shift the background to #141414 (7.04:1)
Aaon black
8.02:1passpasspassPasses 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 #28acdc 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

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

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

tool url/palettes/new/28acdc-9cb5c4-df4e6e-1f232d-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