# #c40377

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c40377`
- RGB: rgb(196, 3, 119)
- HSL: hsl(324, 97%, 39%)
- OKLCH: oklch(0.538 0.22 353.8)
- Relative luminance: 0.1313
- Nearest named color: Bottom of My Heart (#cc0077, Δ 1.645) — https://brandsweets.com/colors/bottom-of-my-heart
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/c40377

## Tints & shades

- Tints (toward white): #e20389, #fb099a, #fc27a7, #fc45b3, #fd63bf, #fd7cca, #fd9bd6, #feb9e2, #fed7ef, #fff5fb
- Shades (toward black): #b5036e, #a10261, #920258, #7e024c, #6f0243, #5a0137, #4b012e, #370121, #280118, #14000c

## Harmonies

- Complementary: #03c450
- Analogous: #b103c4, #c40316
- Triadic: #77c403, #0377c4
- Split-complementary: #16c403, #03c4b1
- Tetradic: #c4b103, #03c450, #0316c4

## Colors that go with #c40377

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #c40377's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: The Ordinary (https://brandsweets.com/colors/brands/theordinary-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Snyk (https://brandsweets.com/colors/brands/snyk-io). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #c40377 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/teal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #c40377: 6 real palettes, including Ulta Beauty's brand system and Chase's brand system, as the supporting colour. Seen in: Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Chase (https://brandsweets.com/colors/brands/chase-com), AT&T (https://brandsweets.com/colors/brands/att-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #c40377 in 5 real palettes, including Dunkin''s brand system and AT&T's brand system, as the lead colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), AT&T (https://brandsweets.com/colors/brands/att-com), New Balance (https://brandsweets.com/colors/brands/newbalance-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/taupe
- **Forest Green** #228b22 [harmony, pool: split] — Forest Green is a split-complement of #c40377: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/forestgreen
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #c40377 in 3 real palettes, including Chase's brand system and Ubisoft's brand system, as the supporting colour. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Ubisoft (https://brandsweets.com/colors/brands/ubisoft-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #c40377 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #c40377: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 5.79:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ab0368 (7.13:1)
- On black (#000000): 3.63:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e20389 (4.61:1); AA: background → #e3e3e3 (4.51:1); AAA: text → #fc54b9 (7.11:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c40377-c19faf-6bcb62-2d1f22-f0e9f1?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: "#c40377" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.