Color

#188faa

#188faa
hex#188faa
rgbrgb(24, 143, 170)
hslhsl(191, 75%, 38%)
oklchoklch(0.602 0.103 218.4)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2274

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa3318

#18aa7c · #1846aa

#aa188f · #8faa18

Split-complementary

Open in tool →

#aa1846 · #aa7c18

#7c18aa · #aa3318 · #46aa18

Contrast

#188faa as textRatioAAAA largeAAAFix
Aaon white
3.78:1failpassfail
  • AA: use #168098 as the text (4.59:1)
  • AAA: use #105e70 as the text (7.35:1)
  • AA: or shift the background to #1c1c1c (4.5:1)
Aaon black
5.55:1passpassfail
  • AAA: use #1ca5c4 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #188faa as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#188faa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #188faa
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 #188faa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/188faa-a2b6be-df4e7a-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