# #633dfa

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

## Values

- Hex: `#633dfa`
- RGB: rgb(99, 61, 250)
- HSL: hsl(252, 95%, 61%)
- OKLCH: oklch(0.534 0.259 282.3)
- Relative luminance: 0.1289
- Nearest named color: Meteor Shower (#5533ff, Δ 2.947) — https://brandsweets.com/colors/meteor-shower
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/633dfa

## Tints & shades

- Tints (toward white): #7351fb, #7f60fb, #8f74fb, #9f88fc, #af9cfc, #bbaafd, #cbbefd, #dbd2fe, #e7e1fe, #f7f5ff
- Shades (toward black): #4b1ff9, #3706f9, #3006db, #2a05bd, #2404a4, #1e0386, #170368, #10024b, #0b0132, #040114

## Harmonies

- Complementary: #d4fa3d
- Analogous: #3d76fa, #c13dfa
- Triadic: #fa633d, #3dfa63
- Split-complementary: #fac13d, #76fa3d
- Tetradic: #fa3d76, #d4fa3d, #3dfac1

## Colors that go with #633dfa

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 #633dfa: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [harmony, pool: analogous] — Denim is #633dfa's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Chase (https://brandsweets.com/colors/brands/chase-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), Dairy Queen (https://brandsweets.com/colors/brands/dairyqueen-com). — https://brandsweets.com/colors/denim
- **Blue** #0000ff [pool] — 5 real palettes, including Signal's brand system and Dropbox's brand system put Blue beside #633dfa, as the supporting colour. Seen in: Signal (https://brandsweets.com/colors/brands/signal-org), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #633dfa: 7 real palettes, including Nokia's brand system and Nivea's brand system, as the lead colour. Seen in: Nokia (https://brandsweets.com/colors/brands/nokia-com), Nivea (https://brandsweets.com/colors/brands/nivea-com), NHL (https://brandsweets.com/colors/brands/nhl-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #633dfa: 4 real palettes, including Roblox's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #633dfa in 6 real palettes, including Coinbase's brand system and Toyota's brand system. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Toyota (https://brandsweets.com/colors/brands/toyota-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #633dfa: 5 real palettes, including Calm's brand system and Render's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Render (https://brandsweets.com/colors/brands/render-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #633dfa: 4 real palettes, including OnePlus's brand system and HashiCorp's brand system, as the supporting colour. Seen in: OnePlus (https://brandsweets.com/colors/brands/oneplus-com), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), ASUS (https://brandsweets.com/colors/brands/asus-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 5.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4f24f9 (7.11:1)
- On black (#000000): 3.58:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7756fb (4.51:1); AA: background → #e3e3e3 (4.57:1); AAA: text → #9b83fc (7.05:1)

## 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/633dfa-a99cc4-dfb64e-281f2d-e9ecf1?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: "#633dfa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.