# #4a285d

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

## Values

- Hex: `#4a285d`
- RGB: rgb(74, 40, 93)
- HSL: hsl(278, 40%, 26%)
- OKLCH: oklch(0.346 0.096 312)
- Relative luminance: 0.0376
- Nearest named color: Acai (#48295b, Δ 0.592) — https://brandsweets.com/colors/acai
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/4a285d

## Tints & shades

- Tints (toward white): #5d3276, #713d8f, #8749ab, #985eba, #a877c5, #b890d0, #c8a9da, #dbc6e7, #eadff1, #faf8fc
- Shades (toward black): #442556, #3e224f, #361d44, #301a3d, #2a1736, #25142e, #1f1127, #170c1d, #110915, #0b060e

## Harmonies

- Complementary: #3b5d28
- Analogous: #2f285d, #5d2856
- Triadic: #5d4928, #285d49
- Split-complementary: #565d28, #285d2f
- Tetradic: #5d2f28, #3b5d28, #28565d

## Colors that go with #4a285d

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

- **Blue** #0000ff [pool] — 8 real palettes, including Sketch's brand system and Dunkin''s brand system put Blue beside #4a285d, as the accent. Seen in: Sketch (https://brandsweets.com/colors/brands/sketch-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #4a285d: 5 real palettes, including Open House and Coastal, as the supporting colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Coastal (https://brandsweets.com/palettes/cool#coastal), SoFi (https://brandsweets.com/colors/brands/sofi-com), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #4a285d: 4 real palettes, including Bramble and Notion's brand system, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Notion (https://brandsweets.com/colors/brands/notion), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #4a285d in 10 real palettes, including Marvel's brand system and Casper Sleep's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #4a285d: 4 real palettes, including Kraken's brand system and Lamborghini's brand system, as the accent. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #4a285d: 16 real palettes, including Hinge's brand system and Panasonic's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Panasonic (https://brandsweets.com/colors/brands/panasonic-com), Discover (https://brandsweets.com/colors/brands/discover-com), Amazon (https://brandsweets.com/colors/brands/amazon-com). — https://brandsweets.com/colors/denim
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #4a285d: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #4a285d 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/darkolivegreen

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

- On white (#ffffff): 11.98:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.75:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #985eba (4.65:1); AA: background → #a1a1a1 (4.64:1); AAA: text → #b286cb (7.17:1); AAA: background → #c7c7c7 (7.09:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- 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/4a285d-ba9cc4-bbcb62-2d1f2c-ebe9f1?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: "#4a285d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.