# #552eb8

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

## Values

- Hex: `#552eb8`
- RGB: rgb(85, 46, 184)
- HSL: hsl(257, 60%, 45%)
- OKLCH: oklch(0.441 0.201 288.1)
- Relative luminance: 0.0735
- Nearest named color: Blurple (#5539cc, Δ 3.855) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/552eb8

## Tints & shades

- Tints (toward white): #5e33cc, #724bd2, #8260d7, #9274dc, #a58de2, #b5a1e8, #c5b6ed, #d5caf2, #e9e2f8, #f9f7fd
- Shades (toward black): #4d2aa7, #462697, #3e2287, #371e76, #2f1a66, #261452, #1e1041, #170c31, #0f0821, #080410

## Harmonies

- Complementary: #91b82e
- Analogous: #2e4cb8, #9a2eb8
- Triadic: #b8552e, #2eb855
- Split-complementary: #b89a2e, #4cb82e
- Tetradic: #b82e4c, #91b82e, #2eb89a

## Colors that go with #552eb8

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 #552eb8: 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), UEFA (https://brandsweets.com/colors/brands/uefa-com), Campus (https://brandsweets.com/palettes/friendly#campus), HP (https://brandsweets.com/colors/brands/hp-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #552eb8's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), NHL (https://brandsweets.com/colors/brands/nhl-com), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/royalblue
- **Blue** #0000ff [pool] — 5 real palettes, including Zillow's brand system and Procter & Gamble's brand system put Blue beside #552eb8, as the lead colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #552eb8: 5 real palettes, including Blue Mono and Peacock's brand system, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Peacock (https://brandsweets.com/colors/brands/peacocktv-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #552eb8 in 7 real palettes, including Wells Fargo's brand system and Gemstone, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), 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 #552eb8: 7 real palettes, including Unilever's brand system and Warbyparker's brand system, as the accent. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com), Intel (https://brandsweets.com/colors/brands/intel-com), Slack (https://brandsweets.com/colors/brands/slack-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #552eb8: 4 real palettes, including Datadog's brand system and MLB's brand system, as the accent. Seen in: Datadog (https://brandsweets.com/colors/brands/datadoghq-com), MLB (https://brandsweets.com/colors/brands/mlb-com), 3M (https://brandsweets.com/colors/brands/3m-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com). — https://brandsweets.com/colors/firebrick
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Kraken's brand system and Blue Mono put Midnight Blue beside #552eb8, 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

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

- On white (#ffffff): 8.5:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.47:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8260d7 (4.6:1); AA: background → #bdbdbd (4.53:1); AAA: text → #a289e1 (7.2:1); AAA: background → #ebebeb (7.13:1)

## Brands using this color

- **Kraken** — secondary #5c29be (Δ 1.625) — https://brandsweets.com/colors/brands/kraken-com
- **Xfinity** — secondary #5a23b9 (Δ 1.746) — https://brandsweets.com/colors/brands/xfinity-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/552eb8-ac9cc4-dfc24e-291f2d-e9ebf1?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: "#552eb8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.