# #6d3777

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

## Values

- Hex: `#6d3777`
- RGB: rgb(109, 55, 119)
- HSL: hsl(291, 37%, 34%)
- OKLCH: oklch(0.433 0.118 321.2)
- Relative luminance: 0.0732
- Nearest named color: Eminence (#6e3974, Δ 0.816) — https://brandsweets.com/colors/eminence
- Moods: cool, modern
- Page: https://brandsweets.com/colors/6d3777

## Tints & shades

- Tints (toward white): #80408c, #974ca4, #a65bb3, #b373bf, #bf88c8, #ca9dd2, #d7b6dd, #e3cbe7, #f0e3f2, #fbf8fc
- Shades (toward black): #64326c, #5a2d62, #502857, #47234d, #3d1f42, #331a38, #2a152d, #201023, #160b18, #0d060e

## Harmonies

- Complementary: #407737
- Analogous: #4d3777, #773760
- Triadic: #776d37, #37776d
- Split-complementary: #607737, #37774d
- Tetradic: #774d37, #407737, #376077

## Colors that go with #6d3777

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 #6d3777: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Harbour (https://brandsweets.com/palettes/cool#harbour), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Taupe** #483c32 [pool] — Taupe is paired with #6d3777 in 4 real palettes, including Datadog's brand system and Blush, as that palette's text colour. Seen in: Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Blush (https://brandsweets.com/palettes/light#blush), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/taupe
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #6d3777 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/seagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6d3777: 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
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #6d3777 in 3 real palettes, including Wayfair's brand system and Console Light, as the supporting colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Console Light (https://brandsweets.com/palettes/technical#console-light), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Tomato** #ff6347 [pool] — 3 real palettes, including Golden Hour and Harley-Davidson's brand system put Tomato beside #6d3777, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/tomato
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #6d3777: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Dark Olive Green** #556b2f [harmony: split] — Dark Olive Green is a split-complement of #6d3777: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 8.53:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.46:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a457b2 (4.58:1); AA: background → #bdbdbd (4.54:1); AAA: text → #bb81c5 (7.06:1); AAA: background → #ebebeb (7.15:1)

## 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/6d3777-bf9fc1-a4cb62-2d1f29-ece9f1?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: "#6d3777" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.