Closest to Crimson
#C00040
Color conversions
Reference values for common CSS, design, and accessibility formats.
| Format | Value | Preview | Copy |
|---|---|---|---|
| HEX | C00040 | ||
| HEX with # | #C00040 | ||
| RGB | rgb(192, 0, 64) | ||
| RGBA | rgba(192, 0, 64, 1) | ||
| HSL | hsl(340 100% 37.65%) | ||
| HSLA | hsla(340, 100%, 37.65%, 1) | ||
| HSV | hsv(340, 100%, 75.29%) | ||
| CMYK | cmyk(0%, 100%, 66.67%, 24.71%) | ||
| OKLCH | oklch(51.37% 0.2053 14.65) |
Closest named matches
Color modifications
Lighter shades
Saturation steps
Suggested pairings
Split-complementary
Try this combo as a gradientUse this color in CSS
--color: #C00040;
bg-[#c00040]
Accessibility quick-check
White text
6.33:1
AA normal
Black text
3.32:1
AA large
Reference notes
#C00040 is a balanced, saturated rose color closest to Crimson. The color has RGB channels of 192, 0, and 64; in HSL terms, it is centered near 340 degrees with 100% saturation and 38% lightness. In a design system, this warm reading is a useful shortcut for deciding whether the color should act as a primary accent, a supporting surface, or a quiet divider. The safest usage pattern is to test it against both light and dark surfaces, then reserve the weaker text pairing for decoration rather than essential labels. If the color feels too forceful at full strength, the lighter, darker, and desaturated variants usually provide a calmer path for production UI. For editorial or product interfaces, reserve the most saturated use for accents and repeat softer variants in borders, labels, or background fills. This makes it useful for badges, highlights, product accents, and moments where quick recognition matters. In CSS systems, define it as a custom property first so variations, shadows, and gradients can stay consistent.