Color

#33a6cc

#33a6cc
hex#33a6cc
rgbrgb(51, 166, 204)
hslhsl(195, 60%, 50%)
oklchoklch(0.678 0.113 224.8)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3234

Colors that go with #33a6cc

Charcoal, Tomato and Terracotta 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 →

#cc5933

#33cca6 · #3359cc

#cc33a6 · #a6cc33

Split-complementary

Open in tool →

#cc3359 · #cca633

#a633cc · #cc5933 · #59cc33

Contrast

#33a6cc as textRatioAAAA largeAAAFix
Aaon white
2.81:1failfailfail
  • AA: use #277e9b as the text (4.62:1)
  • AAA: use #1e6076 as the text (7.02:1)
  • AA: or shift the background to #303030 (4.69:1)
  • AAA: or shift the background to #0a0a0a (7.04:1)
Aaon black
7.47:1passpasspassPasses 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 #33a6cc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#33a6cc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33a6cc
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 #33a6cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33a6cc-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