# #5437d7

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

## Values

- Hex: `#5437d7`
- RGB: rgb(84, 55, 215)
- HSL: hsl(251, 67%, 53%)
- OKLCH: oklch(0.481 0.228 281.9)
- Relative luminance: 0.0952
- Nearest named color: Blurple (#5539cc, Δ 1.749) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/5437d7

## Tints & shades

- Tints (toward white): #664cdc, #755ddf, #8772e3, #9684e7, #a899eb, #b6aaee, #c9bff2, #d7d0f6, #e9e5fa, #f8f6fd
- Shades (toward black): #4628cc, #3f24b7, #3820a2, #301c8d, #2b187b, #231466, #1c1051, #150c3c, #0d0826, #060311

## Harmonies

- Complementary: #bad737
- Analogous: #376ad7, #a537d7
- Triadic: #d75437, #37d754
- Split-complementary: #d7a537, #6ad737
- Tetradic: #d7376a, #bad737, #37d7a5

## Colors that go with #5437d7

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 #5437d7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com), HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #5437d7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #5437d7 in 6 real palettes, including Walmart's brand system and Warner Bros.'s brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #5437d7: 9 real palettes, including Unilever's brand system and Zillow's brand system, as the supporting colour. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Zillow (https://brandsweets.com/colors/brands/zillow-com), Warbyparker (https://brandsweets.com/colors/brands/warbyparker-com), Oreo (https://brandsweets.com/colors/brands/oreo-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #5437d7: 9 real palettes, including Qualcomm's brand system and Blue Mono, as the supporting colour. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Roblox (https://brandsweets.com/colors/brands/roblox-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #5437d7 in 14 real palettes, including Gemstone and Behance's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Behance (https://brandsweets.com/colors/brands/behance-net), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #5437d7: 4 real palettes, including Kraken's brand system and Warp's brand system, as the accent. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Calm (https://brandsweets.com/colors/brands/calm-com), Render (https://brandsweets.com/colors/brands/render-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5437d7: 9 real palettes, including Dairy Queen's brand system and Unilever's brand system, as the supporting colour. Seen in: Dairy Queen (https://brandsweets.com/colors/brands/dairyqueen-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 7.23:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.9:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7961e0 (4.6:1); AA: background → #cccccc (4.5:1); AAA: text → #9988e7 (7.03:1); AAA: background → #fcfcfc (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/5437d7-a89cc4-dfb34e-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: "#5437d7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.