# #5d3871

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

## Values

- Hex: `#5d3871`
- RGB: rgb(93, 56, 113)
- HSL: hsl(279, 34%, 33%)
- OKLCH: oklch(0.41 0.101 312.7)
- Relative luminance: 0.0635
- Nearest named color: Heartless (#623b70, Δ 1.358) — https://brandsweets.com/colors/heartless
- Moods: cool, muted
- Page: https://brandsweets.com/colors/5d3871

## Tints & shades

- Tints (toward white): #704389, #814d9d, #935eb0, #a173ba, #b18bc6, #bf9fd0, #cfb7dc, #ddcce6, #ede4f2, #faf8fc
- Shades (toward black): #543267, #4c2d5c, #432852, #3b2348, #352041, #2d1b37, #25162c, #1c1122, #140c18, #0b070e

## Harmonies

- Complementary: #4c7138
- Analogous: #403871, #713868
- Triadic: #715d38, #38715d
- Split-complementary: #687138, #387140
- Tetradic: #714038, #4c7138, #386871

## Colors that go with #5d3871

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 #5d3871: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #5d3871 in 7 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), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5d3871: 5 real palettes, including Hinge's brand system and HP's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), HP (https://brandsweets.com/colors/brands/hp-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #5d3871, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #5d3871: 6 real palettes, including First Snow and Macaron, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #5d3871 in 7 real palettes, including Console Light and Zoom's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Zoom (https://brandsweets.com/colors/brands/zoom-us), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Nokia (https://brandsweets.com/colors/brands/nokia-com). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #5d3871: 5 real palettes, including FedEx's brand system and Auth0's brand system, as the accent. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Glacier (https://brandsweets.com/palettes/cool#glacier), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/steelblue
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #5d3871 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

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

- On white (#ffffff): 9.25:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9662b2 (4.69:1); AA: background → #b5b5b5 (4.51:1); AAA: text → #af87c4 (7.09:1); AAA: background → #e0e0e0 (7.01:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/5d3871-b99fc1-b9cb62-2d1f2c-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: "#5d3871" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.