# #9729ff

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

## Values

- Hex: `#9729ff`
- RGB: rgb(151, 41, 255)
- HSL: hsl(271, 100%, 58%)
- OKLCH: oklch(0.572 0.28 300.1)
- Relative luminance: 0.1539
- Nearest named color: Cosmic Heart (#9601f4, Δ 3.055) — https://brandsweets.com/colors/cosmic-heart
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/9729ff

## Tints & shades

- Tints (toward white): #a13dff, #ab52ff, #b566ff, #bf7aff, #c98fff, #d3a3ff, #dcb8ff, #e6ccff, #f0e0ff, #faf5ff
- Shades (toward black): #8b0fff, #7c00f0, #6f00d6, #5f00b8, #52009e, #450085, #350066, #28004d, #18002e, #0b0014

## Harmonies

- Complementary: #90ff29
- Analogous: #2c29ff, #ff29fb
- Triadic: #ff9729, #29ff97
- Split-complementary: #fbff29, #29ff2c
- Tetradic: #ff2c29, #90ff29, #29fbff

## Colors that go with #9729ff

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

- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #9729ff on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/olive
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #9729ff: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #9729ff's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #9729ff: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #9729ff: two real palettes: Linkedin's brand system and Hasbro's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #9729ff in two real palettes: Taco Bell's brand system and Circuit, as the accent. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Circuit (https://brandsweets.com/palettes/technical#circuit). — https://brandsweets.com/colors/lightseagreen
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #9729ff in two real palettes: monday.com's brand system and ClickUp's brand system, as the lead colour. Seen in: monday.com (https://brandsweets.com/colors/brands/monday-com), ClickUp (https://brandsweets.com/colors/brands/clickup-com). — https://brandsweets.com/colors/mediumslateblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #9729ff in two real palettes: Clerk's brand system and Prepare your taste buds...'s brand system, as the supporting colour. Seen in: Clerk (https://brandsweets.com/colors/brands/clerk-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com). — https://brandsweets.com/colors/orangered

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

- On white (#ffffff): 5.15:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7700e6 (7.17:1)
- On black (#000000): 4.08:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a13dff (4.63:1); AA: background → #f0f0f0 (4.52:1); AAA: text → #bc75ff (7.13:1)

## Brands using this color

- **Taco Bell** — secondary #9a23f8 (Δ 1.403) — https://brandsweets.com/colors/brands/tacobell-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/9729ff-b59cc4-c7cb62-2c1f2d-eae9f1?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: "#9729ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.