Color

#28a0dc

#28a0dc
hex#28a0dc
rgbrgb(40, 160, 220)
hslhsl(200, 72%, 51%)
oklchoklch(0.67 0.134 236.6)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3076

Colors that go with #28a0dc

Charcoal, Bronze and Amber 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 →

#dc6428

#28dcbe · #2846dc

#dc28a0 · #a0dc28

Split-complementary

Open in tool →

#dc2846 · #dcbe28

#be28dc · #dc6428 · #46dc28

Contrast

#28a0dc as textRatioAAAA largeAAAFix
Aaon white
2.94:1failfailfail
  • AA: use #1d7eaf as the text (4.51:1)
  • AAA: use #155c7f as the text (7.32:1)
  • AA: or shift the background to #2e2e2e (4.62:1)
  • AAA: or shift the background to #030303 (7.02:1)
Aaon black
7.15:1passpasspassPasses 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 #28a0dc as the background.

Brands using this color

Fonts for this mood

#28a0dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28a0dc
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 #28a0dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28a0dc-9cb2c4-df4e64-1f232d-e9f1f0?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