Color

#30acc5

#30acc5
hex#30acc5
rgbrgb(48, 172, 197)
hslhsl(190, 61%, 48%)
oklchoklch(0.689 0.11 214.6)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3416

Colors that go with #30acc5

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 →

#c54930

#30c593 · #3062c5

#c530ac · #acc530

Split-complementary

Open in tool →

#c53062 · #c59330

#9330c5 · #c54930 · #62c530

Contrast

#30acc5 as textRatioAAAA largeAAAFix
Aaon white
2.68:1failfailfail
  • AA: use #248194 as the text (4.52:1)
  • AAA: use #1b616f as the text (7.03:1)
  • AA: or shift the background to #363636 (4.51:1)
  • AAA: or shift the background to #0f0f0f (7.15:1)
Aaon black
7.83:1passpasspassPasses 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 #30acc5 as the background.

Brands using this color

Fonts for this mood

#30acc5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30acc5
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 #30acc5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30acc5-a2b6be-df4e7c-1f252d-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