Color

#38b1bc

#38b1bc
hex#38b1bc
rgbrgb(56, 177, 188)
hslhsl(185, 54%, 48%)
oklchoklch(0.7 0.105 203.9)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3592

Colors that go with #38b1bc

Charcoal, Tomato and Denim 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 →

#bc4338

#38bc85 · #386fbc

#bc38b1 · #b1bc38

Split-complementary

Open in tool →

#bc386f · #bc8538

#8538bc · #bc4338 · #6fbc38

Contrast

#38b1bc as textRatioAAAA largeAAAFix
Aaon white
2.57:1failfailfail
  • AA: use #298189 as the text (4.57:1)
  • AAA: use #1e6066 as the text (7.19:1)
  • AA: or shift the background to #383838 (4.57:1)
  • AAA: or shift the background to #141414 (7.18:1)
Aaon black
8.18:1passpasspassPasses 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 #38b1bc 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

#38b1bc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #38b1bc
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 #38b1bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/38b1bc-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