BS 381C 110 Roundel Blue
#3D4971  ·  hsl(226.15, 29.89%, 34.12%)
Tints & Shades
#0F121C
#181D2D
#22283E
#2B334F
#343E60
#3D4971
#4F5E92
#6676AD
#8794BE
#A8B1D0
#C8CEE2
Color Values
Hex #3D4971
RGB 61, 73, 113
HSL hsl(226.15, 29.89%, 34.12%)
CMYK 46%, 35%, 0%, 56%
CSS Variable
--color-bs-381c-110-roundel-blue: #3D4971;
Contrast Checker
On White
Zarighar
Bridal & formal wear
8.79:1 ratio
AA Normal ✓ AA Large ✓ AAA ✓
On Black
Zarighar
Bridal & formal wear
2.39:1 ratio
AA Normal ✗ AA Large ✗ AAA ✗
About this color

BS 381C 110 Roundel Blue — BS 381C 110 Roundel Blue is an official colour from the British Standard BS 381C, used for identification, coding and special purposes in the UK. It belongs to the Blue family: a dark, muted tone with hex code #3D4971 and RGB values of 61, 73, 113. Its dominant channel values give it a cool undertone typical of the BS 381C system. Roundel Blue is employed in industrial, military, transport and architectural applications. It pairs well with other BS 381C tones and neutral greys. Nearest neighbors: related BS 381C colours in the same hue group.

✨ Zarighar Bridal & Textile Studio Exclusive Feature

Preview how BS 381C 110 Roundel Blue looks across luxury bridal fabrics, metallic embellishments, and South Asian wedding venue lighting — combined in one view.

Raw Silk (Katan)  +  ☀️ Daylight
👗 Multi-Piece Styling

Pair BS 381C 110 Roundel Blue as the primary bridal piece with culturally harmonized Dupatta, Groom Sherwani, and Turban accents:

Open Ensemble in Live Visualizer →
🧵 Atelier 3D Physics · رنگ و روپ

Tactile Fabric Physics & Complexion Harmony

Simulate how BS 381C 110 Roundel Blue reflects and moves on pure South Asian luxury silks, sweep the spotlight angle, and evaluate resonance against skin undertones.

🧵 Weave in Dhoop Chhaon Compare →
High-luster directional sheen with fluid drape and luminous specular highlights.
✨ Zari Wirework:
✨ Rang & Roop · رنگ و روپ

Complexion Resonance

Test how BS 381C 110 Roundel Blue harmonizes with South Asian skin undertones under venue lighting.

96 / 100
Imperial Royal Contrast
Skin Complexion
Draped Fabric

💎 Heirloom Jewelry:
✨ Zari & Trims:
✨ Bespoke Atelier Service

Bring BS 381C 110 Roundel Blue to Life in Haute Couture

Enamored by this exact hue? Our master dyers and artisans at Zarighar can formulate custom-dyed pure silks, raw fabrics, velvets, and hand-embroidery in BS 381C 110 Roundel Blue (#3D4971) for your bridal trousseau or bespoke occasion wear.

Atelier WhatsApp +1 (716) 222-2691
💬

Direct WhatsApp Consultation

Connect directly with Zarighar's bridal colorists to discuss custom fabric dyeing, silhouette pairings, and embellishment matching.

Chat on WhatsApp
🧵

Physical Fabric Swatch Sample

Request a physical swatched sample card dyed in BS 381C 110 Roundel Blue in Pure Katan Silk, Raw Silk, or Velvet dispatched to your door.

📄

Atelier Fabric Spec Sheet

Generate an official archival A4 PDF specification sheet with fabric metrics, Zari finish, and scannable QR code.

🌙

Occasion Harmony: Qawwali & Soirée

Intimate velvet baithak, midnight kuhl blue, deep jewel tones, and candlelight gold wirework.

Explore in Wedding Planner
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