# #5b2b7d

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

## Values

- Hex: `#5b2b7d`
- RGB: rgb(91, 43, 125)
- HSL: hsl(275, 49%, 33%)
- OKLCH: oklch(0.395 0.136 308.3)
- Relative luminance: 0.0543
- Nearest named color: Intergalactic Settlement (#5b1e8b, Δ 3.381) — https://brandsweets.com/colors/intergalactic-settlement
- Moods: cool, modern
- Page: https://brandsweets.com/colors/5b2b7d

## Tints & shades

- Tints (toward white): #6e3498, #7f3caf, #914cc2, #9f63ca, #af7ed3, #bd95db, #ceafe4, #dcc6eb, #ece1f5, #faf7fc
- Shades (toward black): #532772, #4a2367, #421f5b, #3a1b50, #341948, #2c153d, #241131, #1c0d26, #13091b, #0b050f

## Harmonies

- Complementary: #4d7d2b
- Analogous: #322b7d, #7d2b77
- Triadic: #7d5b2b, #2b7d5b
- Split-complementary: #777d2b, #2b7d32
- Tetradic: #7d322b, #4d7d2b, #2b777d

## Colors that go with #5b2b7d

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 #5b2b7d: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #5b2b7d in 5 real palettes, including Wells Fargo's brand system and Lenovo's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #5b2b7d, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Gillette (https://brandsweets.com/colors/brands/gillette-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and Golden Hour put Tomato beside #5b2b7d, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com). — https://brandsweets.com/colors/tomato
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #5b2b7d 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/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5b2b7d: 3 real palettes, including Hinge's brand system and Slack's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Slack (https://brandsweets.com/colors/brands/slack-com), HP (https://brandsweets.com/colors/brands/hp-com). — https://brandsweets.com/colors/denim
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #5b2b7d in 3 real palettes, including Tide's brand system and Tumblr's brand system, as the accent. Seen in: Tide (https://brandsweets.com/colors/brands/tide-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), NASA (https://brandsweets.com/colors/brands/nasa-gov). — https://brandsweets.com/colors/orangered
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #5b2b7d: 3 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), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 10.06:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.09:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9858c6 (4.55:1); AA: background → #b0b0b0 (4.64:1); AAA: text → #b282d4 (7.04:1); AAA: background → #d9d9d9 (7.13:1)

## Fonts for this mood

- 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/5b2b7d-b89cc4-c0cb62-2d1f2d-eae9f1?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: "#5b2b7d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.