# #501d87

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

## Values

- Hex: `#501d87`
- RGB: rgb(80, 29, 135)
- HSL: hsl(269, 65%, 32%)
- OKLCH: oklch(0.371 0.163 300.2)
- Relative luminance: 0.0433
- Nearest named color: Intergalactic Settlement (#5b1e8b, Δ 2.393) — https://brandsweets.com/colors/intergalactic-settlement
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/501d87

## Tints & shades

- Tints (toward white): #6123a4, #7028bd, #8235d4, #924eda, #a46ce0, #b689e6, #c6a2eb, #d8c0f2, #e8d9f7, #faf7fd
- Shades (toward black): #481a7a, #41176d, #3c1565, #341358, #2d104c, #250d3f, #1e0b32, #19092a, #11061d, #0a0411

## Harmonies

- Complementary: #53871d
- Analogous: #1d1e87, #851d87
- Triadic: #87501d, #1d8750
- Split-complementary: #87851d, #1e871d
- Tetradic: #871d1e, #53871d, #1d8785

## Colors that go with #501d87

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 #501d87'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), Discord (https://brandsweets.com/colors/brands/discord), Nokia (https://brandsweets.com/colors/brands/nokia-com), Nivea (https://brandsweets.com/colors/brands/nivea-com). — https://brandsweets.com/colors/royalblue
- **Crimson** #dc143c [pool] — Crimson is paired with #501d87 in 5 real palettes, including Wells Fargo's brand system and Casper Sleep's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Gillette's brand system and Visa's brand system put Midnight Blue beside #501d87, as the supporting colour. Seen in: Gillette (https://brandsweets.com/colors/brands/gillette-com), Visa (https://brandsweets.com/colors/brands/visa-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Microsoft (https://brandsweets.com/colors/brands/microsoft-com). — https://brandsweets.com/colors/midnightblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #501d87: 4 real palettes, including FedEx's brand system and Fintech Trust, as the accent. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and dbt Labs's brand system put Tomato beside #501d87, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/tomato
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #501d87 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 #501d87: 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), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #501d87 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal

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

- On white (#ffffff): 11.25:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.87:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9757db (4.7:1); AA: background → #a6a6a6 (4.62:1); AAA: text → #b181e4 (7.13:1); AAA: background → #cccccc (7.01:1)

## Brands using this color

- **FedEx** — primary #4d148c (Δ 1.669) — https://brandsweets.com/colors/brands/fedex-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/501d87-b49cc4-cbcb62-2c1f2d-e9e9f1?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: "#501d87" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.