Color

#90cbfd

#90cbfd
hex#90cbfd
rgbrgb(144, 203, 253)
hslhsl(208, 96%, 78%)
oklchoklch(0.82 0.093 244.9)
Closest name: Clear Sky (#8eccfe)Relative luminance 0.5573

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdc391

#91fdf9 · #9195fd

#fd91ca · #cafd91

Split-complementary

Open in tool →

#fd9195 · #fdf991

#f991fd · #fdc391 · #95fd91

Contrast

#90cbfd as textRatioAAAA largeAAAFix
Aaon white
1.73:1failfailfail
  • AA: use #0475d7 as the text (4.63:1)
  • AAA: use #0357a0 as the text (7.3:1)
  • AA: or shift the background to #525252 (4.52:1)
  • AAA: or shift the background to #333333 (7.31:1)
Aaon black
12.15:1passpasspassPasses 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 #90cbfd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

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

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

tool url/palettes/new/90cbfd-9cadc4-df4e51-1f212d-e9f1f1?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