# #3d102c

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

## Values

- Hex: `#3d102c`
- RGB: rgb(61, 16, 44)
- HSL: hsl(323, 58%, 15%)
- OKLCH: oklch(0.259 0.079 345.7)
- Relative luminance: 0.0154
- Nearest named color: Nightly Voyager (#391531, Δ 1.495) — https://brandsweets.com/colors/nightly-voyager
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/3d102c

## Tints & shades

- Tints (toward white): #5d1943, #81225d, #a12b74, #c1338b, #d152a0, #da72b2, #e292c3, #ebb2d5, #f4d7e9, #fdf7fb
- Shades (toward black): #380f29, #340e26, #300d23, #2c0c20, #280b1d, #200917, #1c0714, #180611, #14050e, #10040c

## Harmonies

- Complementary: #103c21
- Analogous: #37103c, #3c1015
- Triadic: #2b3c10, #102b3c
- Split-complementary: #153c10, #103c37
- Tetradic: #3c3710, #103c21, #10153c

## Colors that go with #3d102c

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 body-text near-black for #3d102c: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Volkswagen (https://brandsweets.com/colors/brands/vw-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Firebrick** #b22222 [harmony, pool: analogous] — Firebrick is #3d102c's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Chipotle (https://brandsweets.com/colors/brands/chipotle-com), Fenty Beauty (https://brandsweets.com/colors/brands/fentybeauty-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com). — https://brandsweets.com/colors/firebrick
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #3d102c on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Subaru (https://brandsweets.com/colors/brands/subaru-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/seagreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #3d102c: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Saffron (https://brandsweets.com/palettes/warm#saffron), Gusto (https://brandsweets.com/colors/brands/gusto-com), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #3d102c in 18 real palettes, including Wikipedia's brand system and Google's brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Maple (https://brandsweets.com/palettes/warm#maple). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 20 real palettes, including Tim Hortons's brand system and Sketch's brand system put Blue beside #3d102c, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #3d102c in 6 real palettes, including ClickUp's brand system and Yahoo's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Blush and Graphite Mono put Blush Pink beside #3d102c, as the supporting colour. Seen in: Blush (https://brandsweets.com/palettes/light#blush), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Estate (https://brandsweets.com/palettes/luxury#estate), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden). — https://brandsweets.com/colors/blush-pink

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

- On white (#ffffff): 16.04:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.31:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #cb3a93 (4.57:1); AA: background → #8a8a8a (4.65:1); AAA: text → #da72b2 (7.03:1); AAA: background → #adadad (7.15:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- 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/3d102c-c19fb0-6dcb62-2d1f22-f0e9f1?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: "#3d102c" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.