# #904ca4

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

## Values

- Hex: `#904ca4`
- RGB: rgb(144, 76, 164)
- HSL: hsl(286, 37%, 47%)
- OKLCH: oklch(0.535 0.149 318.1)
- Relative luminance: 0.1378
- Nearest named color: Fuchsia Pheromone (#9f4cb7, Δ 3.992) — https://brandsweets.com/colors/fuchsia-pheromone
- Moods: cool, modern
- Page: https://brandsweets.com/colors/904ca4

## Tints & shades

- Tints (toward white): #9d57b2, #a769ba, #b17ac2, #bb8cca, #c8a1d4, #d2b2dc, #dcc4e4, #e6d5ec, #f1e7f4, #fbf8fc
- Shades (toward black): #834596, #743d85, #683777, #5c3069, #4f2a5b, #402249, #341b3b, #28152d, #180d1c, #0c060e

## Harmonies

- Complementary: #60a44c
- Analogous: #634ca4, #a44c8d
- Triadic: #a4904c, #4ca490
- Split-complementary: #8da44c, #4ca463
- Tetradic: #a4634c, #60a44c, #4c8da4

## Colors that go with #904ca4

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #904ca4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #904ca4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #904ca4: 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
- **Crimson** #dc143c [pool] — Crimson is paired with #904ca4 in 3 real palettes, including Marvel's brand system and Wells Fargo's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #904ca4: 3 real palettes, including Linkedin's brand system and Peacock, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Dark Olive Green** #556b2f [harmony: split] — Dark Olive Green is a split-complement of #904ca4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkolivegreen
- **Rust** #b7410e [pool] — Rust shows up next to #904ca4 in two real palettes: Semrush's brand system and Wayfair's brand system, as the accent. Seen in: Semrush (https://brandsweets.com/colors/brands/semrush-com), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/rust
- **Taupe** #483c32 [pool] — Taupe is paired with #904ca4 in two real palettes: 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). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 5.59:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7a408c (7.14:1)
- On black (#000000): 3.76:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9f5bb3 (4.62:1); AA: background → #e8e8e8 (4.56:1); AAA: text → #b785c7 (7.19:1)

## 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/904ca4-bd9fc1-adcb62-2d1f2a-ece9f1?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: "#904ca4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.