# #990ef6

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

## Values

- Hex: `#990ef6`
- RGB: rgb(153, 14, 246)
- HSL: hsl(276, 93%, 51%)
- OKLCH: oklch(0.555 0.285 303.5)
- Relative luminance: 0.1374
- Nearest named color: Cosmic Heart (#9601f4, Δ 0.868) — https://brandsweets.com/colors/cosmic-heart
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/990ef6

## Tints & shades

- Tints (toward white): #a426f7, #ac3af8, #b653f9, #c16bfa, #cb84fb, #d398fb, #deb0fc, #e8c9fd, #f0ddfe, #fbf5ff
- Shades (toward black): #8b08e2, #7f07cf, #7007b6, #61069d, #55058a, #460471, #360359, #270240, #1b022c, #0c0114

## Harmonies

- Complementary: #6bf60e
- Analogous: #250ef6, #f60edf
- Triadic: #f6990e, #0ef699
- Split-complementary: #dff60e, #0ef625
- Tetradic: #f6250e, #6bf60e, #0edff6

## Colors that go with #990ef6

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 #990ef6 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 #990ef6: 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 #990ef6: 3 real palettes, including 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), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #990ef6 — 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). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #990ef6: 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 #990ef6 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 #990ef6 in two real palettes: 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). — https://brandsweets.com/colors/mediumslateblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #990ef6'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). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 5.6:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8208d4 (7.16:1)
- On black (#000000): 3.75:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #aa35f8 (4.57:1); AA: background → #e8e8e8 (4.57:1); AAA: text → #c370fa (7.02:1)

## Brands using this color

- **Taco Bell** — secondary #9a23f8 (Δ 1.411) — 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/990ef6-b99cc4-bfcb62-2d1f2d-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: "#990ef6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.