# #91a0cf

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#91a0cf`
- RGB: rgb(145, 160, 207)
- HSL: hsl(225, 39%, 69%)
- OKLCH: oklch(0.711 0.071 270.8)
- Relative luminance: 0.3567
- Nearest named color: Azureno (#8fa0d5, Δ 0.918) — https://brandsweets.com/colors/azureno
- Moods: cool, modern
- Page: https://brandsweets.com/colors/91a0cf

## Tints & shades

- Tints (toward white): #9caad3, #a6b3d8, #b1bcdd, #bcc5e1, #c6cee6, #cdd4e9, #d8ddee, #e3e7f3, #edf0f7, #f8f9fc
- Shades (toward black): #7c8ec5, #6379bb, #4e67b1, #435898, #3a4c83, #2f3e6a, #253155, #1a233c, #111727, #06080e

## Harmonies

- Complementary: #cfbf91
- Analogous: #91bfcf, #a191cf
- Triadic: #cf91a1, #a1cf91
- Split-complementary: #cfa191, #bfcf91
- Tetradic: #cf91bf, #cfbf91, #91cfa1

## Colors that go with #91a0cf

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 #91a0cf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #91a0cf in 5 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/amber
- **Burlywood** #deb887 [pool] — Burlywood is paired with #91a0cf in 4 real palettes, including Polaroid and Chalkboard, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #91a0cf: 4 real palettes, including Dusk and Riverbed, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #91a0cf in 4 real palettes, including Ahrefs's brand system and Elastic's brand system, as the lead colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #91a0cf: 4 real palettes, including Calm's brand system and Snowflake AI Data Cloud's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Remix (https://brandsweets.com/colors/brands/remix-run), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #91a0cf: 5 real palettes, including Open House and Dusk, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Peru** #cd853f [harmony, pool: split] — Peru is a split-complement of #91a0cf: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/peru

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

- On white (#ffffff): 2.58:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5c73b7 (4.57:1); AA: background → #383838 (4.54:1); AAA: text → #415695 (7.02:1); AAA: background → #141414 (7.14:1)
- On black (#000000): 8.13:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/91a0cf-9ca1c4-df754e-221f2d-e9eff1?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: "#91a0cf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.