Color

#28a2d2

#28a2d2
hex#28a2d2
rgbrgb(40, 162, 210)
hslhsl(197, 68%, 49%)
oklchoklch(0.669 0.123 230.2)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3094

Colors that go with #28a2d2

Charcoal, Tomato 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 →

#d25828

#28d2ad · #284dd2

#d228a2 · #a2d228

Split-complementary

Open in tool →

#d2284d · #d2ad28

#ad28d2 · #d25828 · #4dd228

Contrast

#28a2d2 as textRatioAAAA largeAAAFix
Aaon white
2.92:1failfailfail
  • AA: use #1f7da3 as the text (4.65:1)
  • AAA: use #175c78 as the text (7.4:1)
  • AA: or shift the background to #303030 (4.52:1)
  • AAA: or shift the background to #030303 (7.06:1)
Aaon black
7.19:1passpasspassPasses 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 #28a2d2 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

#28a2d2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28a2d2
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 #28a2d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28a2d2-9cb4c4-df4e6b-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