Color

#28cddc

#28cddc
hex#28cddc
rgbrgb(40, 205, 220)
hslhsl(185, 72%, 51%)
oklchoklch(0.777 0.126 204.7)
Closest name: darkturquoise (#00ced1)Relative luminance 0.4928

Colors that go with #28cddc

Charcoal, Crimson and Dark Orange 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 →

#dc3728

#28dc91 · #2873dc

#dc28cd · #cddc28

Split-complementary

Open in tool →

#dc2873 · #dc9128

#9128dc · #dc3728 · #73dc28

Contrast

#28cddc as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #17838c as the text (4.5:1)
  • AAA: use #116269 as the text (7.06:1)
  • AA: or shift the background to #4a4a4a (4.58:1)
  • AAA: or shift the background to #2e2e2e (7.02:1)
Aaon black
10.86:1passpasspassPasses 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 #28cddc 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

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

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

tool url/palettes/new/28cddc-a2b8be-df4e88-1f262d-e9f1ee?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