# #6b438e

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

## Values

- Hex: `#6b438e`
- RGB: rgb(107, 67, 142)
- HSL: hsl(272, 36%, 41%)
- OKLCH: oklch(0.463 0.123 306.8)
- Relative luminance: 0.0909
- Nearest named color: Lords of the Night (#664488, Δ 1.369) — https://brandsweets.com/colors/lords-of-the-night
- Moods: cool, modern
- Page: https://brandsweets.com/colors/6b438e

## Tints & shades

- Tints (toward white): #7b4da3, #8859b1, #966dba, #a582c4, #b497ce, #c1a8d6, #d0bde0, #dfd2ea, #ebe3f2, #faf8fc
- Shades (toward black): #613c80, #593776, #4e3168, #442a5a, #3c2650, #321f42, #271834, #1d1226, #150d1c, #0a070e

## Harmonies

- Complementary: #668e43
- Analogous: #45438e, #8e438c
- Triadic: #8e6b43, #438e6b
- Split-complementary: #8c8e43, #438e45
- Tetradic: #8e4543, #668e43, #438c8e

## Colors that go with #6b438e

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 #6b438e: 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), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #6b438e 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), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6b438e: 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), Slack (https://brandsweets.com/colors/brands/slack-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Kraken's brand system and Lufthansa's brand system put Midnight Blue beside #6b438e, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), FIFA (https://brandsweets.com/colors/brands/fifa-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #6b438e in 6 real palettes, including Wayfair's brand system and Stripe's brand system, as the supporting colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Stripe (https://brandsweets.com/colors/brands/stripe), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #6b438e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Taupe** #483c32 [pool] — Taupe is paired with #6b438e in 5 real palettes, including Superhuman's brand system and Datadog's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Dusk (https://brandsweets.com/palettes/cool#dusk), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 4 real palettes, including Golden Hour and GitLab's brand system put Tomato beside #6b438e, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), GitLab (https://brandsweets.com/colors/brands/gitlab), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 7.45:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.82:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8f63b6 (4.63:1); AA: background → #cccccc (4.64:1); AAA: text → #aa89c8 (7.12:1); AAA: background → #fafafa (7.14:1)

## 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/6b438e-b69cc4-c5cb62-2d1f2d-eae9f1?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: "#6b438e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.