Color

#90b4d0

#90b4d0
hex#90b4d0
rgbrgb(144, 180, 208)
hslhsl(206, 41%, 69%)
oklchoklch(0.753 0.056 241.9)
Closest name: Crystal Lake (#88b5c4)Relative luminance 0.4313

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d0ac90

#90d0cc · #9094d0

#d090b4 · #b4d090

Split-complementary

Open in tool →

#d09094 · #d0cc90

#cc90d0 · #d0ac90 · #94d090

Contrast

#90b4d0 as textRatioAAAA largeAAAFix
Aaon white
2.18:1failfailfail
  • AA: use #4479a2 as the text (4.66:1)
  • AAA: use #335b7a as the text (7.2:1)
  • AA: or shift the background to #424242 (4.61:1)
  • AAA: or shift the background to #242424 (7.11:1)
Aaon black
9.63:1passpasspassPasses 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 #90b4d0 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

#90b4d0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90b4d0
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 #90b4d0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90b4d0-9caec4-df4e56-1f212d-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