# #500cb6

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

## Values

- Hex: `#500cb6`
- RGB: rgb(80, 12, 182)
- HSL: hsl(264, 88%, 38%)
- OKLCH: oklch(0.406 0.223 289.2)
- Relative luminance: 0.0535
- Nearest named color: Galactic Highway (#3311bb, Δ 5.59) — https://brandsweets.com/colors/galactic-highway
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/500cb6

## Tints & shades

- Tints (toward white): #5c0dd3, #690ff0, #7b2cf2, #8d49f3, #9f66f5, #b182f7, #c39ff9, #d5bcfb, #e7d9fd, #f9f5fe
- Shades (toward black): #4a0ba8, #410995, #3b0986, #320773, #2c0665, #260656, #1d0443, #170335, #0f0222, #080113

## Harmonies

- Complementary: #72b60c
- Analogous: #0c1db6, #a50cb6
- Triadic: #b6500c, #0cb650
- Split-complementary: #b6a50c, #1db60c
- Tetradic: #b60c1d, #72b60c, #0cb6a5

## Colors that go with #500cb6

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 #500cb6'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), Nivea (https://brandsweets.com/colors/brands/nivea-com), NHL (https://brandsweets.com/colors/brands/nhl-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/royalblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #500cb6: 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), Tide (https://brandsweets.com/colors/brands/tide-com), Oreo (https://brandsweets.com/colors/brands/oreo-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #500cb6 in 4 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), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #500cb6: 4 real palettes, including Unilever's brand system and Slack's brand system, as the accent. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Slack (https://brandsweets.com/colors/brands/slack-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Kraken's brand system and Blue Mono put Midnight Blue beside #500cb6, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), Air France (https://brandsweets.com/colors/brands/airfrance-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #500cb6 in 4 real palettes, including Tide's brand system and Intercom's brand system, as the accent. Seen in: Tide (https://brandsweets.com/colors/brands/tide-com), Intercom (https://brandsweets.com/colors/brands/intercom-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), NASA (https://brandsweets.com/colors/brands/nasa-gov). — https://brandsweets.com/colors/orangered
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #500cb6 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 #500cb6: softer than #000 and cool enough to feel like part of the same palette. Seen in: dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 10.15:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.07:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #904ef4 (4.58:1); AA: background → #adadad (4.52:1); AAA: text → #ae7ef7 (7.13:1); AAA: background → #d9d9d9 (7.19:1)

## 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/500cb6-b19cc4-dfd34e-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: "#500cb6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.