# #6327d3

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

## Values

- Hex: `#6327d3`
- RGB: rgb(99, 39, 211)
- HSL: hsl(261, 69%, 49%)
- OKLCH: oklch(0.474 0.236 289.9)
- Relative luminance: 0.0881
- Nearest named color: Blurple (#5539cc, Δ 3.413) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/6327d3

## Tints & shades

- Tints (toward white): #7139db, #814edf, #9064e3, #a079e6, #af8fea, #bba0ee, #cbb6f2, #dacbf6, #e9e1f9, #f9f6fd
- Shades (toward black): #5b24c2, #5120ac, #491c9b, #3f1986, #371574, #2c115f, #240e4e, #1a0a38, #120727, #080311

## Harmonies

- Complementary: #97d327
- Analogous: #2741d3, #b927d3
- Triadic: #d36327, #27d363
- Split-complementary: #d3b927, #41d327
- Tetradic: #d32741, #97d327, #27d3b9

## Colors that go with #6327d3

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

- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #6327d3'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), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Behance (https://brandsweets.com/colors/brands/behance-net), Signal (https://brandsweets.com/colors/brands/signal-org). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #6327d3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com), HP (https://brandsweets.com/colors/brands/hp-com). — https://brandsweets.com/colors/charcoal
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #6327d3: 4 real palettes, including Zillow's brand system and Unilever's brand system, as the supporting colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com), Oreo (https://brandsweets.com/colors/brands/oreo-com). — https://brandsweets.com/colors/cobalt
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #6327d3: 4 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), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6327d3: 6 real palettes, including Linkedin's brand system and Unilever's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Dairy Queen (https://brandsweets.com/colors/brands/dairyqueen-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Kraken's brand system and Purina Pro Plan's brand system put Midnight Blue beside #6327d3, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), MLB (https://brandsweets.com/colors/brands/mlb-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #6327d3 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
- **Crimson** #dc143c [pool] — Crimson is paired with #6327d3 in 3 real palettes, including Gemstone and Wells Fargo's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 7.6:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.76:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8a5be1 (4.66:1); AA: background → #c9c9c9 (4.59:1); AAA: text → #a986e9 (7.27:1); AAA: background → #f7f7f7 (7.1:1)

## 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/6327d3-af9cc4-dfcb4e-2a1f2d-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: "#6327d3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.