Color

#90adaa

#90adaa
hex#90adaa
rgbrgb(144, 173, 170)
hslhsl(174, 15%, 62%)
oklchoklch(0.725 0.032 188.8)
Closest name: Cool (#96b3b3)Relative luminance 0.3872

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ad9092

#90ad9b · #90a1ad

#aa90ad · #adaa90

Split-complementary

Open in tool →

#ad90a1 · #ad9b90

#9b90ad · #ad9092 · #a1ad90

Contrast

#90adaa as textRatioAAAA largeAAAFix
Aaon white
2.4:1failfailfail
  • AA: use #5b7b78 as the text (4.62:1)
  • AAA: use #435b59 as the text (7.29:1)
  • AA: or shift the background to #3d3d3d (4.52:1)
  • AAA: or shift the background to #1c1c1c (7.1:1)
Aaon black
8.74:1passpasspassPasses 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 #90adaa 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 #90adaa
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 #90adaa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90adaa-a2bebe-d459a1-1f292d-e9f1ed?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