# #7543ea

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

## Values

- Hex: `#7543ea`
- RGB: rgb(117, 67, 234)
- HSL: hsl(258, 80%, 59%)
- OKLCH: oklch(0.542 0.234 290)
- Relative luminance: 0.1374
- Nearest named color: Candy Grape Fizz (#7755ee, Δ 3.462) — https://brandsweets.com/colors/candy-grape-fizz
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/7543ea

## Tints & shades

- Tints (toward white): #8255ec, #9068ee, #9d7af0, #ab8cf2, #b89ff4, #c2acf6, #d0bff8, #ddd1fa, #ebe3fc, #f8f6fe
- Shades (toward black): #642ce8, #5318dc, #4b16c5, #4013aa, #371093, #2d0d77, #240b60, #1a0845, #11052e, #070212

## Harmonies

- Complementary: #b8ea43
- Analogous: #4364ea, #c943ea
- Triadic: #ea7543, #43ea75
- Split-complementary: #eac943, #64ea43
- Tetradic: #ea4364, #b8ea43, #43eac9

## Colors that go with #7543ea

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 #7543ea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Campus (https://brandsweets.com/palettes/friendly#campus), Zoom (https://brandsweets.com/colors/brands/zoom-us), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #7543ea: 4 real palettes, including Nivea's brand system and NHL's brand system, as the lead colour. Seen in: Nivea (https://brandsweets.com/colors/brands/nivea-com), NHL (https://brandsweets.com/colors/brands/nhl-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #7543ea in 5 real palettes, including Gemstone and Marvel's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Marvel (https://brandsweets.com/colors/brands/marvel-com), Toyota (https://brandsweets.com/colors/brands/toyota-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #7543ea in 4 real palettes, including Calm's brand system and Sentry's brand system, as the supporting colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Sentry (https://brandsweets.com/colors/brands/sentry-io), Telehealth (https://brandsweets.com/palettes/modern#telehealth), 1password (https://brandsweets.com/colors/brands/1password-com). — https://brandsweets.com/colors/lightskyblue
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #7543ea, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Discord (https://brandsweets.com/colors/brands/discord), Kraken (https://brandsweets.com/colors/brands/kraken-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #7543ea in 5 real palettes, including Obsidian's brand system and Superhuman's brand system, as that palette's text colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Rotten Tomatoes (https://brandsweets.com/colors/brands/rottentomatoes-com), Zed (https://brandsweets.com/colors/brands/zed-dev). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #7543ea 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
- **Amber** #ffbf00 [pool] — Amber is paired with #7543ea in 3 real palettes, including Mastodon hosted on mastodon.social's brand system and Wikipedia's brand system, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/amber

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

- On white (#ffffff): 5.6:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6127e7 (7.11:1)
- On black (#000000): 3.75:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #865aed (4.7:1); AA: background → #e8e8e8 (4.57:1); AAA: text → #a483f1 (7.1:1)

## Brands using this color

- **Fly.io** — primary #7c3aed (Δ 1.769) — https://brandsweets.com/colors/brands/fly-io
- **Fly.io** — secondary #7c3aed (Δ 1.769) — https://brandsweets.com/colors/brands/fly-io

## Curated palettes containing it

- **Circuit** (technical, vivid, bold) — #7c3aed, #0a0a0a, #06b6d4, #ffffff — Violet plus cyan is the current AI-product signal — pair it with pure black type to keep it from going candy. — tool: https://brandsweets.com/palettes/new/7c3aed-0a0a0a-06b6d4-ffffff — collection: https://brandsweets.com/palettes/technical

## 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/7543ea-ad9cc4-dfc44e-291f2d-e9ebf1?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: "#7543ea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.