# #591c6d

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

## Values

- Hex: `#591c6d`
- RGB: rgb(89, 28, 109)
- HSL: hsl(285, 59%, 27%)
- OKLCH: oklch(0.362 0.14 316.5)
- Relative luminance: 0.0406
- Nearest named color: Elegant Purple Gown (#552367, Δ 1.836) — https://brandsweets.com/colors/elegant-purple-gown
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/591c6d

## Tints & shades

- Tints (toward white): #70248a, #872ba6, #9f32c3, #ae49d0, #bc69d8, #c985e0, #d6a2e7, #e2beee, #efdbf6, #fbf7fd
- Shades (toward black): #531a65, #491759, #421551, #3b1349, #351141, #2b0e35, #240c2d, #1e0924, #140618, #0d0410

## Harmonies

- Complementary: #316d1c
- Analogous: #311c6d, #6d1c59
- Triadic: #6d591c, #1c6d59
- Split-complementary: #596d1c, #1c6d31
- Tetradic: #6d311c, #316d1c, #1c596d

## Colors that go with #591c6d

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

- **Crimson** #dc143c [pool] — Crimson is paired with #591c6d in 4 real palettes, including Lenovo's brand system and Marvel's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and Golden Hour put Tomato beside #591c6d, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/tomato
- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #591c6d 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/forestgreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #591c6d: 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). — https://brandsweets.com/colors/charcoal
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Gillette's brand system and Tide Pool put Midnight Blue beside #591c6d, as the supporting colour. Seen in: Gillette (https://brandsweets.com/colors/brands/gillette-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Microsoft (https://brandsweets.com/colors/brands/microsoft-com). — https://brandsweets.com/colors/midnightblue
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #591c6d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #591c6d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Slate Blue** #6a5acd [harmony, pool: analogous] — Slate Blue is #591c6d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/slateblue

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

- On white (#ffffff): 11.59:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.81:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ae49d0 (4.66:1); AA: background → #a3a3a3 (4.6:1); AAA: text → #c479dc (7.12:1); AAA: background → #cccccc (7.22:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- 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/591c6d-bc9fc1-afcb62-2d1f2b-ebe9f1?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: "#591c6d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.