# #523fcf

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

## Values

- Hex: `#523fcf`
- RGB: rgb(82, 63, 207)
- HSL: hsl(248, 60%, 53%)
- OKLCH: oklch(0.483 0.21 281)
- Relative luminance: 0.0985
- Nearest named color: Blurple (#5539cc, Δ 1.258) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/523fcf

## Tints & shades

- Tints (toward white): #6554d4, #7364d8, #8678dd, #9589e1, #a79de7, #b6adeb, #c8c2f0, #d7d2f4, #e9e7f9, #f8f7fd
- Shades (toward black): #4531c4, #3d2caf, #36279b, #2f2287, #291e76, #221862, #1b134e, #140e39, #0d0925, #060410

## Harmonies

- Complementary: #bccf3f
- Analogous: #3f74cf, #9a3fcf
- Triadic: #cf523f, #3fcf52
- Split-complementary: #cf9a3f, #74cf3f
- Tetradic: #cf3f74, #bccf3f, #3fcf9a

## Colors that go with #523fcf

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 #523fcf: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Campus (https://brandsweets.com/palettes/friendly#campus), 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 #523fcf: 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 #523fcf in 5 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
- **Blue** #0000ff [pool] — 6 real palettes, including Zillow's brand system and Headspace's brand system put Blue beside #523fcf, as the lead colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #523fcf: 8 real palettes, including Qualcomm's brand system and Coca-Cola's brand system, as the supporting colour. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #523fcf in 15 real palettes, including Behance's brand system and Netflix's brand system, as the accent. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #523fcf: 5 real palettes, including Coursera's brand system and HashiCorp's brand system, as the supporting colour. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), OnePlus (https://brandsweets.com/colors/brands/oneplus-com), Apple (https://brandsweets.com/colors/brands/apple-com). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #523fcf: 6 real palettes, including MLB's brand system and Datadog's brand system, as the supporting colour. Seen in: MLB (https://brandsweets.com/colors/brands/mlb-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 7.07:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.97:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #7364d8 (4.54:1); AA: background → #cfcfcf (4.54:1); AAA: text → #988de2 (7.24:1); AAA: background → #ffffff (7.07:1)

## 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/523fcf-a69cc4-dfac4e-271f2d-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: "#523fcf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.