# #40274f

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

## Values

- Hex: `#40274f`
- RGB: rgb(64, 39, 79)
- HSL: hsl(278, 34%, 23%)
- OKLCH: oklch(0.323 0.075 311.7)
- Relative luminance: 0.0311
- Nearest named color: Acai (#48295b, Δ 2.672) — https://brandsweets.com/colors/acai
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/40274f

## Tints & shades

- Tints (toward white): #56346a, #6a4082, #804d9d, #925eb0, #a57abd, #b592c9, #c7add7, #d8c5e2, #eae0f0, #faf8fc
- Shades (toward black): #3a2348, #352041, #2f1d3a, #2a1933, #271830, #211429, #1c1122, #160d1b, #110a15, #0b070e

## Harmonies

- Complementary: #354f27
- Analogous: #2c274f, #4f2749
- Triadic: #4f4027, #274f40
- Split-complementary: #494f27, #274f2c
- Tetradic: #4f2c27, #354f27, #27494f

## Colors that go with #40274f

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

- **Dark Olive Green** #556b2f [harmony, pool: complementary] — Dark Olive Green sits directly opposite #40274f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/darkolivegreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #40274f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Alpine (https://brandsweets.com/palettes/cool#alpine), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #40274f in 5 real palettes, including Beach Hut and McDonald's's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Sketch's brand system and Minecraft's brand system put Blue beside #40274f, as the accent. Seen in: Sketch (https://brandsweets.com/colors/brands/sketch-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Blush and Garden Wedding put Blush Pink beside #40274f, as the supporting colour. Seen in: Blush (https://brandsweets.com/palettes/light#blush), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #40274f in 5 real palettes, including Coastal and Polaroid, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Polaroid (https://brandsweets.com/palettes/light#polaroid), Velvet (https://brandsweets.com/palettes/luxury#velvet), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #40274f: 8 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #40274f: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 12.95:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.62:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9462b2 (4.65:1); AA: background → #999999 (4.55:1); AAA: text → #ae87c4 (7.06:1); AAA: background → #bfbfbf (7.04:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/40274f-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: "#40274f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.