Color

#38bbcc

#38bbcc
hex#38bbcc
rgbrgb(56, 187, 204)
hslhsl(187, 59%, 51%)
oklchoklch(0.73 0.112 207.8)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4074

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cc4a38

#38cc93 · #3871cc

#cc38bb · #bbcc38

Split-complementary

Open in tool →

#cc3871 · #cc9338

#9338cc · #cc4a38 · #71cc38

Contrast

#38bbcc as textRatioAAAA largeAAAFix
Aaon white
2.3:1failfailfail
  • AA: use #25828e as the text (4.5:1)
  • AAA: use #1b6069 as the text (7.18:1)
  • AA: or shift the background to #404040 (4.52:1)
  • AAA: or shift the background to #212121 (7.01:1)
Aaon black
9.15:1passpasspassPasses 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 #38bbcc as the background.

Brands using this color

Fonts for this mood

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

mcpConnect your agent — build around #38bbcc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #38bbcc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/38bbcc-a2b8be-df4e83-1f262d-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