# #900bef

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

## Values

- Hex: `#900bef`
- RGB: rgb(144, 11, 239)
- HSL: hsl(275, 91%, 49%)
- OKLCH: oklch(0.537 0.279 302)
- Relative luminance: 0.124
- Nearest named color: Cosmic Heart (#9601f4, Δ 1.333) — https://brandsweets.com/colors/cosmic-heart
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/900bef

## Tints & shades

- Tints (toward white): #9b1ff4, #a637f6, #b150f7, #bc68f8, #c780f9, #cf94fa, #daacfb, #e5c5fc, #f0ddfd, #fbf5ff
- Shades (toward black): #840adb, #7509c3, #6a08af, #5b0797, #4f0684, #41056b, #350458, #26033f, #1a022c, #0c0113

## Harmonies

- Complementary: #6aef0b
- Analogous: #1e0bef, #ef0bdc
- Triadic: #ef900b, #0bef90
- Split-complementary: #dcef0b, #0bef1e
- Tetradic: #ef1e0b, #6aef0b, #0bdcef

## Colors that go with #900bef

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 #900bef 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 #900bef: 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #900bef: 3 real palettes, including Linkedin's brand system and Peacock, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #900bef in 3 real palettes, including ClickUp's brand system and monday.com's brand system, as the supporting colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), monday.com (https://brandsweets.com/colors/brands/monday-com), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/mediumslateblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #900bef — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #900bef: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #900bef 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #900bef 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): 6.03:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #810ad6 (7.12:1)
- On black (#000000): 3.48:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a83cf6 (4.64:1); AA: background → #e0e0e0 (4.57:1); AAA: text → #c072f8 (7:1)

## 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/900bef-b89cc4-c0cb62-2d1f2d-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: "#900bef" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.