# #91defd

A color — cool, vivid, light, technical, modern, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#91defd`
- RGB: rgb(145, 222, 253)
- HSL: hsl(197, 96%, 78%)
- OKLCH: oklch(0.861 0.087 225.4)
- Relative luminance: 0.6535
- Nearest named color: Blizzard Blue (#a3e3ed, Δ 3.456) — https://brandsweets.com/colors/blizzard-blue
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/91defd

## Tints & shades

- Tints (toward white): #9be1fd, #a5e4fd, #afe7fd, #b9eafe, #c3edfe, #cdf0fe, #d7f3fe, #e1f6fe, #ebf9ff, #f5fcff
- Shades (toward black): #6ed4fc, #46c8fb, #23bdfb, #05adf0, #0494cd, #037baa, #035e82, #02455f, #012837, #000e14

## Harmonies

- Complementary: #fdb091
- Analogous: #91fde5, #91a8fd
- Triadic: #fd91de, #defd91
- Split-complementary: #fd91a8, #fde591
- Tetradic: #e591fd, #fdb091, #a8fd91

## Colors that go with #91defd

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #91defd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Coastal (https://brandsweets.com/palettes/cool#coastal), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #91defd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Calendly (https://brandsweets.com/colors/brands/calendly-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water). — https://brandsweets.com/colors/deepskyblue
- **Crimson** #dc143c [pool] — Crimson is paired with #91defd in 4 real palettes, including Frost & Ember and Tiffany & Co.'s brand system, as the accent. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Blue Mono and First Snow put Midnight Blue beside #91defd, as the text colour against it. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), First Snow (https://brandsweets.com/palettes/cool#first-snow), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/midnightblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #91defd: 4 real palettes, including Stone and Pine & Birch, as the supporting colour. Seen in: Stone (https://brandsweets.com/palettes/neutral#stone), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/sage-green
- **Slate Gray** #708090 [pool] — 6 real palettes, including Dusty Blue and Still Water put Slate Gray beside #91defd, as the lead colour. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Still Water (https://brandsweets.com/palettes/cool#still-water), Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/slategray
- **Taupe** #483c32 [pool] — Taupe is paired with #91defd in 15 real palettes, including Boeing's brand system and Macaron, as the text colour against it. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Sorbet (https://brandsweets.com/palettes/light#sorbet). — https://brandsweets.com/colors/taupe
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #91defd: 4 real palettes, including Sorbet and Mint Chip, as the supporting colour. Seen in: Sorbet (https://brandsweets.com/palettes/light#sorbet), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/wheat

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #047eaf (4.56:1); AA: background → #595959 (4.69:1); AAA: text → #035e82 (7.17:1); AAA: background → #3d3d3d (7.28:1)
- On black (#000000): 14.07:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Netlify** — accent #89ddff (Δ 0.889) — https://brandsweets.com/colors/brands/netlify-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/91defd-9cb4c4-df4e6b-1f232d-e9f1ef?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#91defd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.