# #838cb4

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

## Values

- Hex: `#838cb4`
- RGB: rgb(131, 140, 180)
- HSL: hsl(229, 25%, 61%)
- OKLCH: oklch(0.647 0.061 274.7)
- Relative luminance: 0.2688
- Nearest named color: Galactic Gossamer (#7f8cb8, Δ 0.79) — https://brandsweets.com/colors/galactic-gossamer
- Moods: cool, muted
- Page: https://brandsweets.com/colors/838cb4

## Tints & shades

- Tints (toward white): #8f98bc, #99a0c2, #a6acc9, #b3b8d1, #bfc4d9, #c9cdde, #d6d9e6, #e2e4ee, #ecedf4, #f9f9fb
- Shades (toward black): #707aa9, #606b9f, #545e8c, #495279, #3f4769, #343a56, #282d43, #1d2030, #131520, #08090d

## Harmonies

- Complementary: #b4ab83
- Analogous: #83a5b4, #9283b4
- Triadic: #b4838c, #8cb483
- Split-complementary: #b49283, #a5b483
- Tetradic: #b483a5, #b4ab83, #83b492

## Colors that go with #838cb4

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 #838cb4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #838cb4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Dark Goldenrod** #b8860b [harmony, pool: complementary] — Dark Goldenrod sits directly opposite #838cb4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Greige (https://brandsweets.com/palettes/neutral#greige). — https://brandsweets.com/colors/darkgoldenrod
- **Amber** #ffbf00 [pool] — Amber is paired with #838cb4 in 4 real palettes, including Beach Hut and Blueprint, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #838cb4: 4 real palettes, including Telegram's brand system and Blueprint, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #838cb4: 6 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Plaid's brand system and Open House put Midnight Blue beside #838cb4, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Graphite and Campus put Orange beside #838cb4, as the accent. Seen in: Graphite (https://brandsweets.com/palettes/technical#graphite), Campus (https://brandsweets.com/palettes/friendly#campus), Gopro (https://brandsweets.com/colors/brands/gopro-com), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 3.29:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6974a5 (4.52:1); AA: background → #262626 (4.59:1); AAA: text → #4d5680 (7.1:1)
- On black (#000000): 6.38:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8c95ba (7.12:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/838cb4-9c9fc4-df7e4e-231f2d-e9eef1?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: "#838cb4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.