Color

#91b8f2

#91b8f2
hex#91b8f2
rgbrgb(145, 184, 242)
hslhsl(216, 79%, 76%)
oklchoklch(0.776 0.094 258.1)
Closest name: Electric Eel (#88bbee)Relative luminance 0.4671

Colors that go with #91b8f2

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 →

#f2cb91

#91e8f2 · #9b91f2

#f291b8 · #b8f291

Split-complementary

Open in tool →

#f29b91 · #e8f291

#f291e8 · #f2cb91 · #91f29b

Contrast

#91b8f2 as textRatioAAAA largeAAAFix
Aaon white
2.03:1failfailfail
  • AA: use #2471e5 as the text (4.6:1)
  • AAA: use #1554b2 as the text (7.14:1)
  • AA: or shift the background to #474747 (4.58:1)
  • AAA: or shift the background to #292929 (7.16:1)
Aaon black
10.34:1passpasspassPasses 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 #91b8f2 as the background.

Brands using this color

Fonts for this mood

#91b8f2 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #91b8f2
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 #91b8f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91b8f2-9ca7c4-df5f4e-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