# #7331c9

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

## Values

- Hex: `#7331c9`
- RGB: rgb(115, 49, 201)
- HSL: hsl(266, 61%, 49%)
- OKLCH: oklch(0.491 0.217 297.4)
- Relative luminance: 0.1006
- Nearest named color: Hokkaido Lavender (#7736d9, Δ 2.759) — https://brandsweets.com/colors/hokkaido-lavender
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/7331c9

## Tints & shades

- Tints (toward white): #8042d1, #8e57d6, #9c6bdb, #aa80e0, #b794e5, #c2a5e9, #d0b9ee, #decef3, #ece2f8, #f9f7fd
- Shades (toward black): #692db9, #5e28a4, #542494, #491f7f, #3f1b6f, #34165a, #2a124a, #1e0d35, #150925, #090410

## Harmonies

- Complementary: #87c931
- Analogous: #313bc9, #bf31c9
- Triadic: #c97331, #31c973
- Split-complementary: #c9bf31, #3bc931
- Tetradic: #c9313b, #87c931, #31c9bf

## Colors that go with #7331c9

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

- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #7331c9 in 4 real palettes, including ClickUp's brand system and Stripe's brand system, as the supporting colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Stripe (https://brandsweets.com/colors/brands/stripe), monday.com (https://brandsweets.com/colors/brands/monday-com), Linear (https://brandsweets.com/colors/brands/linear). — https://brandsweets.com/colors/mediumslateblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #7331c9's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com). — https://brandsweets.com/colors/royalblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #7331c9 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
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #7331c9: 3 real palettes, including Kraken's brand system and Render's brand system, as the accent. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Render (https://brandsweets.com/colors/brands/render-com), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #7331c9: 3 real palettes, including Linkedin's brand system and Slack's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Slack (https://brandsweets.com/colors/brands/slack-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #7331c9 in 3 real palettes, including Superhuman's brand system and Datadog's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #7331c9 — 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
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #7331c9: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.97:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7030c5 (7.2:1)
- On black (#000000): 3.01:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #915bd7 (4.68:1); AA: background → #d1d1d1 (4.57:1); AAA: text → #ac84e1 (7.14:1)

## 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/7331c9-b29cc4-dfd74e-2b1f2d-e9eaf1?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: "#7331c9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.