# #6415cb

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

## Values

- Hex: `#6415cb`
- RGB: rgb(100, 21, 203)
- HSL: hsl(266, 81%, 44%)
- OKLCH: oklch(0.454 0.239 293)
- Relative luminance: 0.0756
- Nearest named color: Blurple (#5539cc, Δ 5.022) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/6415cb

## Tints & shades

- Tints (toward white): #6f18e2, #802fe9, #8e46ec, #9f62ef, #ad79f1, #bb90f3, #ccacf6, #dac3f9, #ebdffc, #f9f6fe
- Shades (toward black): #5b13b9, #5211a6, #491094, #400e81, #370c6f, #2d0a5c, #24084a, #1b0637, #120425, #090212

## Harmonies

- Complementary: #7ccb15
- Analogous: #1521cb, #bf15cb
- Triadic: #cb6415, #15cb64
- Split-complementary: #cbbf15, #21cb15
- Tetradic: #cb1521, #7ccb15, #15cbbf

## Colors that go with #6415cb

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 #6415cb: softer than #000 and cool enough to feel like part of the same palette. Seen in: dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [pool] — 4 real palettes, including GitLab's brand system and dbt Labs's brand system put Tomato beside #6415cb, as the lead colour. Seen in: GitLab (https://brandsweets.com/colors/brands/gitlab), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), FedEx (https://brandsweets.com/colors/brands/fedex-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/tomato
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #6415cb 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/olive
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #6415cb: 3 real palettes, including Qualcomm's brand system and Blue Mono, as the supporting colour. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Peacock (https://brandsweets.com/colors/brands/peacocktv-com). — https://brandsweets.com/colors/cornflowerblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6415cb: 3 real palettes, including Linkedin's brand system and Slack's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Slack (https://brandsweets.com/colors/brands/slack-com), Unilever (https://brandsweets.com/colors/brands/unilever-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Kraken's brand system and Purina Pro Plan's brand system put Midnight Blue beside #6415cb, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #6415cb's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 3 real palettes, including Indigo SaaS and Ink & Paper put Slate Gray beside #6415cb, as the supporting colour. Seen in: Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/slategray

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

- On white (#ffffff): 8.36:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.51:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9450ed (4.63:1); AA: background → #bfbfbf (4.55:1); AAA: text → #b07ef1 (7.1:1); AAA: background → #ebebeb (7.01:1)

## Brands using this color

- **Twitch** — secondary #5c16c5 (Δ 1.795) — https://brandsweets.com/colors/brands/twitch-tv

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/6415cb-b29cc4-dfd74e-2b1f2d-e9eaf1?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: "#6415cb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.