# #904ef4

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

## Values

- Hex: `#904ef4`
- RGB: rgb(144, 78, 244)
- HSL: hsl(264, 88%, 63%)
- OKLCH: oklch(0.59 0.234 296.8)
- Relative luminance: 0.1791
- Nearest named color: Candy Grape Fizz (#7755ee, Δ 4.379) — https://brandsweets.com/colors/candy-grape-fizz
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/904ef4

## Tints & shades

- Tints (toward white): #9c61f5, #a56ff6, #b182f7, #ba91f8, #c6a4f9, #cfb2fa, #dbc5fb, #e4d4fc, #f0e7fd, #f9f5fe
- Shades (toward black): #7e31f2, #6c14f0, #5f0ed8, #520cbb, #470aa3, #3b0986, #2e0769, #22054d, #150330, #080113

## Harmonies

- Complementary: #b1f44e
- Analogous: #4e5ef4, #e34ef4
- Triadic: #f4904e, #4ef490
- Split-complementary: #f4e34e, #5ef44e
- Tetradic: #f44e5e, #b1f44e, #4ef4e3

## Colors that go with #904ef4

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

- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #904ef4'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), Stripe (https://brandsweets.com/colors/brands/stripe), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #904ef4 in 4 real palettes, including Obsidian's brand system and Loom's brand system, as that palette's text colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Loom (https://brandsweets.com/colors/brands/loom-com), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Zed (https://brandsweets.com/colors/brands/zed-dev). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #904ef4 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 #904ef4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Forest Green** #228b22 [harmony: split] — Forest Green is a split-complement of #904ef4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/forestgreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #904ef4: two real palettes: 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). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #904ef4: two real palettes: Linkedin's brand system and Hasbro's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #904ef4 in two real palettes: Circuit and Taco Bell's brand system, as the accent. Seen in: Circuit (https://brandsweets.com/palettes/technical#circuit), Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/lightseagreen

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

- On white (#ffffff): 4.58:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6c14f0 (7.01:1)
- On black (#000000): 4.58:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ae7ef7 (7.13:1)

## Brands using this color

- **monday.com** — secondary #9450fd (Δ 1.556) — https://brandsweets.com/colors/brands/monday-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/904ef4-b19cc4-dfd34e-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: "#904ef4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.