# #3f266d

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

## Values

- Hex: `#3f266d`
- RGB: rgb(63, 38, 109)
- HSL: hsl(261, 48%, 29%)
- OKLCH: oklch(0.341 0.118 295.7)
- Relative luminance: 0.0355
- Nearest named color: Fading Horizon (#442266, Δ 1.756) — https://brandsweets.com/colors/fading-horizon
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/3f266d

## Tints & shades

- Tints (toward white): #4f3088, #5e39a2, #6d42bd, #825dc6, #9677cf, #a78ed7, #bca8e1, #d0c3ea, #e5ddf3, #f9f7fc
- Shades (toward black): #3b2466, #34205b, #301d53, #291948, #251740, #1f1335, #1a102d, #140c22, #0f091a, #09050f

## Harmonies

- Complementary: #556d26
- Analogous: #26316d, #63266d
- Triadic: #6d3f26, #266d3f
- Split-complementary: #6d6326, #316d26
- Tetradic: #6d2631, #556d26, #266d63

## Colors that go with #3f266d

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #3f266d: softer than #000 and cool enough to feel like part of the same palette. Seen in: dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #3f266d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Discord (https://brandsweets.com/colors/brands/discord), Nokia (https://brandsweets.com/colors/brands/nokia-com), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Crimson** #dc143c [pool] — Crimson is paired with #3f266d in 8 real palettes, including Casper Sleep's brand system and Marvel's brand system, as the lead colour. Seen in: Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #3f266d: 13 real palettes, including Panasonic's brand system and Hasbro's brand system, as the accent. Seen in: Panasonic (https://brandsweets.com/colors/brands/panasonic-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Bank of America (https://brandsweets.com/colors/brands/bankofamerica-com). — https://brandsweets.com/colors/denim
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #3f266d in 5 real palettes, including Tide's brand system and Tumblr's brand system, as the accent. Seen in: Tide (https://brandsweets.com/colors/brands/tide-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Audi (https://brandsweets.com/colors/brands/audi-com). — https://brandsweets.com/colors/orangered
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #3f266d: 6 real palettes, including Frost & Ember and Glacier, as the supporting colour. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Glacier (https://brandsweets.com/palettes/cool#glacier), Macaron (https://brandsweets.com/palettes/light#macaron), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/powderblue
- **Sky Blue** #87ceeb [pool] — Sky Blue is paired with #3f266d in 4 real palettes, including Harbour and Boeing's brand system, as the supporting colour. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Boeing (https://brandsweets.com/colors/brands/boeing-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/skyblue
- **Slate Gray** #708090 [pool] — 5 real palettes, including Bloomberg's brand system and Hermès's brand system put Slate Gray beside #3f266d, as the accent. Seen in: Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/slategray

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

- On white (#ffffff): 12.28:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.71:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8764c9 (4.7:1); AA: background → #9e9e9e (4.59:1); AAA: text → #a58ad6 (7.21:1); AAA: background → #c4c4c4 (7.04:1)

## 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/3f266d-af9cc4-dfcb4e-2a1f2d-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: "#3f266d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.