Color

#30d5bc

#30d5bc
hex#30d5bc
rgbrgb(48, 213, 188)
hslhsl(171, 66%, 51%)
oklchoklch(0.787 0.134 179.6)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5185

Colors that go with #30d5bc

Charcoal, Crimson and Deep Sky Blue 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 →

#d53048

#30d569 · #309bd5

#bc30d5 · #d5bc30

Split-complementary

Open in tool →

#d5309b · #d56930

#6930d5 · #d53048 · #9bd530

Contrast

#30d5bc as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #1b8374 as the text (4.62:1)
  • AAA: use #146156 as the text (7.31:1)
  • AA: or shift the background to #4d4d4d (4.58:1)
  • AAA: or shift the background to #303030 (7.15:1)
Aaon black
11.37:1passpasspassPasses 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 #30d5bc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #30d5bc
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 #30d5bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30d5bc-a2bebd-d459a7-1f292d-e9f1ec?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