# #7b37cd

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#7b37cd`
- RGB: rgb(123, 55, 205)
- HSL: hsl(267, 60%, 51%)
- OKLCH: oklch(0.51 0.216 299.1)
- Relative luminance: 0.1135
- Nearest named color: Hokkaido Lavender (#7736d9, Δ 2.079) — https://brandsweets.com/colors/hokkaido-lavender
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/7b37cd

## Tints & shades

- Tints (toward white): #884bd2, #935cd6, #a070db, #ae85e0, #bb99e5, #c6a9ea, #d4beef, #e1d2f4, #ece2f8, #faf7fd
- Shades (toward black): #6e2fbc, #652bab, #592697, #4d2183, #431d72, #37175e, #2b1249, #1f0d35, #160925, #0a0410

## Harmonies

- Complementary: #8acd37
- Analogous: #373fcd, #c637cd
- Triadic: #cd7b37, #37cd7b
- Split-complementary: #cdc637, #3fcd37
- Tetradic: #cd373f, #8acd37, #37cdc6

## Colors that go with #7b37cd

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

- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #7b37cd in 4 real palettes, including ClickUp's brand system and monday.com's brand system, as the supporting colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), monday.com (https://brandsweets.com/colors/brands/monday-com), Stripe (https://brandsweets.com/colors/brands/stripe), Linear (https://brandsweets.com/colors/brands/linear). — https://brandsweets.com/colors/mediumslateblue
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Kraken's brand system and Lavender Haze put Midnight Blue beside #7b37cd, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Marvel (https://brandsweets.com/colors/brands/marvel-com), Discord (https://brandsweets.com/colors/brands/discord). — https://brandsweets.com/colors/midnightblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #7b37cd 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/olive
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #7b37cd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Crimson** #dc143c [pool] — Crimson is paired with #7b37cd in 3 real palettes, including Gemstone and Wells Fargo's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #7b37cd: 3 real palettes, including Kraken's brand system and Render's brand system, as the accent. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Render (https://brandsweets.com/colors/brands/render-com), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #7b37cd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #7b37cd: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.42:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7331c4 (7.08:1)
- On black (#000000): 3.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9058d5 (4.54:1); AA: background → #d9d9d9 (4.55:1); AAA: text → #ae85e0 (7.23:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/7b37cd-b39cc4-dfda4e-2c1f2d-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: "#7b37cd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.