#hexpedia

Closest to Crimson

#E91E63

Color conversions

Reference values for common CSS, design, and accessibility formats.

FormatValueCopy
HEXE91E63
HEX with ##E91E63
RGBrgb(233, 30, 99)
RGBArgba(233, 30, 99, 1)
HSLhsl(339.61 82.19% 51.57%)
HSLAhsla(339.61, 82.19%, 51.57%, 1)
HSVhsv(339.61, 87.12%, 91.37%)
CMYKcmyk(0%, 87.12%, 57.51%, 8.63%)
OKLCHoklch(60.62% 0.2298 9.63)

Closest named matches

Color modifications

Suggested pairings

Use this color in CSS

Accessibility quick-check

White text

4.35:1

AA large

Black text

4.83:1

AA normal

Reference notes

#E91E63 is a balanced, saturated rose color closest to Crimson. The color has RGB channels of 233, 30, and 99; in HSL terms, it is centered near 340 degrees with 82% saturation and 52% 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.