# #738bc4

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

## Values

- Hex: `#738bc4`
- RGB: rgb(115, 139, 196)
- HSL: hsl(222, 41%, 61%)
- OKLCH: oklch(0.641 0.09 266.4)
- Relative luminance: 0.261
- Nearest named color: Galactic Gossamer (#7f8cb8, Δ 2.428) — https://brandsweets.com/colors/galactic-gossamer
- Moods: cool, modern
- Page: https://brandsweets.com/colors/738bc4

## Tints & shades

- Tints (toward white): #8197ca, #8ca0cf, #9aacd5, #a9b8db, #b7c4e1, #c2cde5, #d0d8eb, #dfe4f1, #e9edf6, #f8f9fc
- Shades (toward black): #5d79bb, #4b6bb4, #425e9e, #395189, #324677, #293a61, #202d4c, #172036, #0f1524, #06090e

## Harmonies

- Complementary: #c4ac73
- Analogous: #73b4c4, #8373c4
- Triadic: #c4738b, #8bc473
- Split-complementary: #c48373, #b4c473
- Tetradic: #c473b4, #c4ac73, #73c483

## Colors that go with #738bc4

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 #738bc4: 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), Plaid (https://brandsweets.com/colors/brands/plaid-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #738bc4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Unity (https://brandsweets.com/colors/brands/unity-com), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/mediumseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #738bc4 in 9 real palettes, including Blueprint and Beach Hut, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Google (https://brandsweets.com/colors/brands/google-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Qualcomm's brand system and Readymag's brand system put Blue beside #738bc4, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Unity (https://brandsweets.com/colors/brands/unity-com), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #738bc4: 5 real palettes, including Blue Mono and Hershey's's brand system, as the lead colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #738bc4: 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), Notion (https://brandsweets.com/colors/brands/notion), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #738bc4 in 4 real palettes, including Ahrefs's brand system and Elastic's brand system, as the lead colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Playground (https://brandsweets.com/palettes/bold#playground), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #738bc4: 9 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), Astro (https://brandsweets.com/colors/brands/astro-build), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 3.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #5673b8 (4.63:1); AA: background → #242424 (4.6:1); AAA: text → #3e5793 (7.02:1)
- On black (#000000): 6.22:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8197ca (7.21:1)

## 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/738bc4-9ca3c4-df6e4e-211f2d-e9eff1?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: "#738bc4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.