# #6367ca

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

## Values

- Hex: `#6367ca`
- RGB: rgb(99, 103, 202)
- HSL: hsl(238, 49%, 59%)
- OKLCH: oklch(0.56 0.15 278.6)
- Relative luminance: 0.1662
- Nearest named color: slateblue (#6a5acd, Δ 3.283) — https://brandsweets.com/colors/slateblue
- Moods: cool, modern
- Page: https://brandsweets.com/colors/6367ca

## Tints & shades

- Tints (toward white): #7276cf, #8284d4, #9193d9, #a0a2de, #afb1e4, #bbbce8, #cacbed, #d9daf2, #e8e9f7, #f7f8fc
- Shades (toward black): #5054c3, #3e42b6, #383ca3, #30338d, #2a2c7a, #222463, #1b1d50, #141539, #0d0e26, #05060f

## Harmonies

- Complementary: #cac663
- Analogous: #639aca, #9363ca
- Triadic: #ca6367, #67ca63
- Split-complementary: #ca9363, #9aca63
- Tetradic: #ca639a, #cac663, #63ca93

## Colors that go with #6367ca

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 #6367ca: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #6367ca — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: 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), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #6367ca in 10 real palettes, including Wikipedia's brand system and Warner Bros.'s brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Pixar's brand system and Qualcomm's brand system put Blue beside #6367ca, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), BBC (https://brandsweets.com/colors/brands/bbc-com), EA (https://brandsweets.com/colors/brands/ea-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #6367ca: 12 real palettes, including Intel's brand system and Unilever's brand system, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #6367ca: 6 real palettes, including Coca-Cola's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #6367ca in 17 real palettes, including Marvel's brand system and Netflix's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Dark Orchid** #9932cc [harmony, pool: analogous] — Dark Orchid is #6367ca'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), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/darkorchid

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

- On white (#ffffff): 4.86:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4549bf (7.1:1)
- On black (#000000): 4.32:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #676acb (4.5:1); AA: background → #f7f7f7 (4.53:1); AAA: text → #8d90d8 (7.11:1)

## Brands using this color

- **Linear** — primary #5e6ad2 (Δ 1.45) — https://brandsweets.com/colors/brands/linear

## Fonts for this mood

- 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/6367ca-9f9cc4-df944e-251f2d-e9edf1?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: "#6367ca" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.