# #330e77

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

## Values

- Hex: `#330e77`
- RGB: rgb(51, 14, 119)
- HSL: hsl(261, 79%, 26%)
- OKLCH: oklch(0.306 0.158 289.1)
- Relative luminance: 0.0235
- Nearest named color: Galactic Federation (#330077, Δ 1.444) — https://brandsweets.com/colors/galactic-federation
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/330e77

## Tints & shades

- Tints (toward white): #401297, #4e15b7, #5d1adb, #7132e7, #8752eb, #9d72ee, #b391f2, #cdb6f6, #e3d6fa, #f9f6fe
- Shades (toward black): #2f0d6e, #2b0c64, #250a57, #21094e, #1d0844, #19073b, #150632, #100425, #0c031b, #080212

## Harmonies

- Complementary: #52770e
- Analogous: #0e1e77, #670e77
- Triadic: #77330e, #0e7733
- Split-complementary: #77670e, #1e770e
- Tetradic: #770e1e, #52770e, #0e7767

## Colors that go with #330e77

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #330e77: 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), Boeing (https://brandsweets.com/colors/brands/boeing-com), CeraVe (https://brandsweets.com/colors/brands/cerave-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #330e77's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Discord (https://brandsweets.com/colors/brands/discord), Confluent (https://brandsweets.com/colors/brands/confluent-io), Nivea (https://brandsweets.com/colors/brands/nivea-com), Spectrum (https://brandsweets.com/colors/brands/spectrum-com). — https://brandsweets.com/colors/royalblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #330e77: 4 real palettes, including Purina Pro Plan's brand system and Blue Mono, as the accent. Seen in: Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Tide (https://brandsweets.com/colors/brands/tide-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #330e77 in 5 real palettes, including Casper Sleep's brand system and Nintendo's brand system, as the lead colour. Seen in: Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Pepsi (https://brandsweets.com/colors/brands/pepsi-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #330e77: 5 real palettes, including Bank of America's brand system and Panasonic's brand system, as the accent. Seen in: Bank of America (https://brandsweets.com/colors/brands/bankofamerica-com), Panasonic (https://brandsweets.com/colors/brands/panasonic-com), Discover (https://brandsweets.com/colors/brands/discover-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #330e77: 7 real palettes, including FedEx's brand system and Hershey's's brand system, as the accent. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #330e77 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
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #330e77 in 3 real palettes, including Taco Bell's brand system and Confluent's brand system, as the accent. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Ford (https://brandsweets.com/colors/brands/ford-com). — https://brandsweets.com/colors/lightseagreen

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

- On white (#ffffff): 14.29:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.47:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8a56eb (4.61:1); AA: background → #919191 (4.53:1); AAA: text → #aa84f1 (7.28:1); AAA: background → #b8b8b8 (7.2:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/330e77-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: "#330e77" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.