Silken Ruby
#e81320
Slightly softer ruby red-orange for calm emphasis
About Silken Ruby
I keep spotting Silken Ruby on UI mockups where someone wanted "red" but not that breathy, emergency-leaning feel. It's a red-orange that reads smoother and rounder than Alarm's hard stop, and it never gets as hot and punchy as Lust's flatter badge energy. Compared to Blood Donor, it comes across a touch more polished, with less of that centered steadiness and more of a clean, silky push.
The kind of color you reach for when the action still needs to feel important, just not accusatory: pharmacy waitlist buttons, subscription cancellation confirmations, and retail promo banners for limited drops. It also works in media signup flows and live event cards where you want momentum without triggering "critical" behavior. Put it on light surfaces and it stays legible without feeling like it's shouting.
Pair it with charcoal, warm grays, or soft creams and it holds its tone. If you let it sit next to very cool reds, it can look slightly orange by comparison, so keep your palette intentional.
Code snippets
Copy this color into your project.
Contrast checker
WCAG 2.1 contrast ratios. AA requires 4.5:1 for normal text, 3:1 for large. AAA requires 7:1 / 4.5:1.
On White #ffffff
On Gray 100 #f5f5f5
On Gray 900 #18181b
On Black #000000
Variations
Shades
Darker variations, created by mixing toward black.
Tints
Lighter variations, created by mixing toward white.
Tones
Muted variations, created by reducing saturation.
Hues
Hue rotations around the color wheel.
Temperatures
Warm and cool shifts of this color.
Color harmonies
Suggested palettes
Palettes built around this color.
Community palettes
Published palettes that include this color.