Color

#91d5f2

#91d5f2
hex#91d5f2
rgbrgb(145, 213, 242)
hslhsl(198, 79%, 76%)
oklchoklch(0.838 0.079 226.6)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.6002

Colors that go with #91d5f2

Charcoal, Deep Sky Blue and Dark Salmon 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 →

#f2ae91

#91f2df · #91a5f2

#f291d5 · #d5f291

Split-complementary

Open in tool →

#f291a5 · #f2df91

#df91f2 · #f2ae91 · #a5f291

Contrast

#91d5f2 as textRatioAAAA largeAAAFix
Aaon white
1.61:1failfailfail
  • AA: use #147ca9 as the text (4.68:1)
  • AAA: use #0f5e80 as the text (7.16:1)
  • AA: or shift the background to #545454 (4.69:1)
  • AAA: or shift the background to #383838 (7.26:1)
Aaon black
13:1passpasspassPasses 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 #91d5f2 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#91d5f2 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #91d5f2
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 #91d5f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91d5f2-9cb3c4-df4e69-1f232d-e9f1f0?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