# #7537fb

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

## Values

- Hex: `#7537fb`
- RGB: rgb(117, 55, 251)
- HSL: hsl(259, 96%, 60%)
- OKLCH: oklch(0.544 0.264 288.7)
- Relative luminance: 0.1348
- Nearest named color: Poisoning Purple (#7f01fe, Δ 4.058) — https://brandsweets.com/colors/poisoning-purple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/7537fb

## Tints & shades

- Tints (toward white): #834bfb, #915ffc, #9b6efc, #a982fc, #b796fd, #c4aafd, #d2befe, #ddcdfe, #eae1fe, #f8f5ff
- Shades (toward black): #6019fa, #5105f5, #4704d7, #3f04be, #3503a0, #2b0382, #230269, #19024b, #110132, #070014

## Harmonies

- Complementary: #bdfb37
- Analogous: #375bfb, #d737fb
- Triadic: #fb7537, #37fb75
- Split-complementary: #fbd737, #5bfb37
- Tetradic: #fb375b, #bdfb37, #37fbd7

## Colors that go with #7537fb

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

- **Midnight Blue** #191970 [pool] — 4 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #7537fb, 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
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #7537fb's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), IBM (https://brandsweets.com/colors/brands/ibm-com). — https://brandsweets.com/colors/royalblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #7537fb 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #7537fb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #7537fb in 3 real palettes, including Gemstone and Toyota's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Toyota (https://brandsweets.com/colors/brands/toyota-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #7537fb: 3 real palettes, including Render's brand system and Calm's brand system, as the supporting colour. Seen in: Render (https://brandsweets.com/colors/brands/render-com), Calm (https://brandsweets.com/colors/brands/calm-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #7537fb in 3 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). — https://brandsweets.com/colors/lightskyblue
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #7537fb in 3 real palettes, including Indigo SaaS and Console Light, as the accent. Seen in: Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 5.68:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5d14fa (7.13:1)
- On black (#000000): 3.7:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8650fb (4.55:1); AA: background → #e6e6e6 (4.55:1); AAA: text → #a982fc (7.29:1)

## Brands using this color

- **Yahoo** — secondary #7d2eff (Δ 1.707) — https://brandsweets.com/colors/brands/yahoo-com

## 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/7537fb-ad9cc4-dfc74e-2a1f2d-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: "#7537fb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.