Color

#90a0cb

#90a0cb
hex#90a0cb
rgbrgb(144, 160, 203)
hslhsl(224, 36%, 68%)
oklchoklch(0.709 0.066 268.8)
Closest name: Azureno (#8fa0d5)Relative luminance 0.3538

Colors that go with #90a0cb

Charcoal, Sand and Amber 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.

Real palettes that use #90a0cb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cbbb90

#90bdcb · #9e90cb

#cb90a0 · #a0cb90

Split-complementary

Open in tool →

#cb9e90 · #bdcb90

#cb90bd · #cbbb90 · #90cb9e

Contrast

#90a0cb as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #5c73b2 as the text (4.62:1)
  • AAA: use #43578e as the text (7.02:1)
  • AA: or shift the background to #383838 (4.51:1)
  • AAA: or shift the background to #141414 (7.09:1)
Aaon black
8.08:1passpasspassPasses 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 #90a0cb 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

#90a0cb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90a0cb
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 #90a0cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90a0cb-9ca2c4-df724e-221f2d-e9eff1?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