Color

#90b7ee

#90b7ee
hex#90b7ee
rgbrgb(144, 183, 238)
hslhsl(215, 73%, 75%)
oklchoklch(0.772 0.09 257)
Closest name: Electric Eel (#88bbee)Relative luminance 0.4597

Colors that go with #90b7ee

Charcoal, Goldenrod 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eec791

#91e6ee · #9891ee

#ee91b7 · #b7ee91

Split-complementary

Open in tool →

#ee9891 · #e6ee91

#ee91e6 · #eec791 · #91ee98

Contrast

#90b7ee as textRatioAAAA largeAAAFix
Aaon white
2.06:1failfailfail
  • AA: use #2773dd as the text (4.58:1)
  • AAA: use #1a55a8 as the text (7.22:1)
  • AA: or shift the background to #474747 (4.51:1)
  • AAA: or shift the background to #292929 (7.06:1)
Aaon black
10.19:1passpasspassPasses 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 #90b7ee as the background.

Brands using this color

Fonts for this mood

#90b7ee reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90b7ee
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 #90b7ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90b7ee-9ca8c4-df5d4e-201f2d-e9f0f1?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