# #673d6c

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

## Values

- Hex: `#673d6c`
- RGB: rgb(103, 61, 108)
- HSL: hsl(294, 28%, 33%)
- OKLCH: oklch(0.429 0.091 323.1)
- Relative luminance: 0.073
- Nearest named color: Majesty (#673e6e, Δ 0.372) — https://brandsweets.com/colors/majesty
- Moods: cool, muted
- Page: https://brandsweets.com/colors/673d6c

## Tints & shades

- Tints (toward white): #7d4983, #905496, #a266a9, #ae79b4, #bc90c1, #c8a4cc, #d5bad8, #e1cee3, #efe5f0, #fbf8fb
- Shades (toward black): #5e3762, #543258, #4b2c4e, #422745, #3b233e, #321d34, #29182a, #1f1221, #160d17, #0c070d

## Harmonies

- Complementary: #416c3d
- Analogous: #4f3d6c, #6c3d59
- Triadic: #6c673d, #3d6c67
- Split-complementary: #596c3d, #3d6c4f
- Tetradic: #6c4f3d, #416c3d, #3d596c

## Colors that go with #673d6c

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 #673d6c: 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
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #673d6c on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Crimson** #dc143c [pool] — Crimson is paired with #673d6c in 4 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), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #673d6c: 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
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #673d6c: 4 real palettes, including First Snow and Nursery, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #673d6c in 6 real palettes, including Console Light and Stripe's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Stripe (https://brandsweets.com/colors/brands/stripe), GitHub (https://brandsweets.com/colors/brands/github), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #673d6c in 8 real palettes, including Blush and Dusk, as that palette's text colour. Seen in: Blush (https://brandsweets.com/palettes/light#blush), Dusk (https://brandsweets.com/palettes/cool#dusk), Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #673d6c: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/teal

## 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 → #9e5fa5 (4.63:1); AA: background → #bdbdbd (4.54:1); AAA: text → #b686bb (7.12:1); AAA: background → #ebebeb (7.16:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/673d6c-c19fc0-9fcb62-2d1f29-ede9f1?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: "#673d6c" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.