# #670c79

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

## Values

- Hex: `#670c79`
- RGB: rgb(103, 12, 121)
- HSL: hsl(290, 82%, 26%)
- OKLCH: oklch(0.379 0.172 319.8)
- Relative luminance: 0.0453
- Nearest named color: Extraviolet (#661188, Δ 2.615) — https://brandsweets.com/colors/extraviolet
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/670c79

## Tints & shades

- Tints (toward white): #820f99, #9e12ba, #bd16df, #cb2eea, #d34fee, #db6ff1, #e390f4, #edb5f8, #f5d5fb, #fdf6fe
- Shades (toward black): #5f0b6f, #570a66, #4b0958, #43084f, #3b0746, #33063c, #2b0533, #200425, #18031c, #100213

## Harmonies

- Complementary: #1e790c
- Analogous: #300c79, #790c54
- Triadic: #79670c, #0c7967
- Split-complementary: #54790c, #0c7930
- Tetradic: #79300c, #1e790c, #0c5479

## Colors that go with #670c79

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

- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #670c79 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 #670c79: 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
- **Tomato** #ff6347 [pool] — 3 real palettes, including FedEx's brand system and Golden Hour put Tomato beside #670c79, 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). — https://brandsweets.com/colors/tomato
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #670c79: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #670c79: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Blue Violet** #8a2be2 [harmony, pool: analogous] — Blue Violet is #670c79's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/blueviolet
- **Crimson** #dc143c [pool] — Crimson is paired with #670c79 in two real palettes: Lenovo's brand system and Wells Fargo's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #670c79: two real palettes: Slack's brand system and Hinge's brand system, as the lead colour. Seen in: Slack (https://brandsweets.com/colors/brands/slack-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 11.02:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.91:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #c517e8 (4.66:1); AA: background → #a6a6a6 (4.53:1); AAA: text → #d966f0 (7.11:1); AAA: background → #cfcfcf (7.07:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/670c79-bf9fc1-a6cb62-2d1f29-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: "#670c79" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.