# #90378d

A color — warm. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#90378d`
- RGB: rgb(144, 55, 141)
- HSL: hsl(302, 45%, 39%)
- OKLCH: oklch(0.494 0.16 329)
- Relative luminance: 0.1058
- Nearest named color: Noble Plum (#871f78, Δ 5.316) — https://brandsweets.com/colors/noble-plum
- Moods: warm
- Page: https://brandsweets.com/colors/90378d

## Tints & shades

- Tints (toward white): #a63fa3, #ba4ab7, #c360bf, #cb76c8, #d48cd1, #db9fd9, #e3b5e1, #ebcbea, #f4e1f3, #fcf8fc
- Shades (toward black): #853282, #762d74, #6b2969, #5c235b, #511f50, #431941, #371536, #290f28, #1e0b1d, #0f060e

## Harmonies

- Complementary: #37903a
- Analogous: #663790, #903760
- Triadic: #8d9037, #378d90
- Split-complementary: #609037, #379066
- Tetradic: #906637, #37903a, #376090

## Colors that go with #90378d

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 #90378d 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #90378d: 5 real palettes, including Peacock and Slack's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Slack (https://brandsweets.com/colors/brands/slack-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #90378d: 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 #90378d: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #90378d in 3 real palettes, including Lenovo's brand system and Wells Fargo's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #90378d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Rust** #b7410e [pool] — Rust shows up next to #90378d in two real palettes: Wayfair's brand system and Semrush's brand system, as the lead colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Semrush (https://brandsweets.com/colors/brands/semrush-com). — https://brandsweets.com/colors/rust
- **Taupe** #483c32 [pool] — Taupe is paired with #90378d 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): 6.74:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #893486 (7.24:1)
- On black (#000000): 3.12:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #b946b5 (4.61:1); AA: background → #d4d4d4 (4.55:1); AAA: text → #cd7aca (7.23:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/90378d-c19fbc-91cb62-2d1f27-eee9f1?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: "#90378d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.