Inspect MediumVioletRed (#C71585) in HEX, RGB, HSL, LCH and OKLCH, check its contrast, and copy the value you need.
MediumVioletRed
#C71585
White text reads best on this background, at 5.42:1.
MediumVioletRed is one of the 148 CSS named colors, and resolves to #C71585 in every browser. In numbers that is rgb(199, 21, 133) and hsl(322, 81%, 43%). Perceptually it is a mid-toned, vivid color: OKLCH puts its lightness at 55% and its chroma at 0.222. It sits in the pinks at 350 degrees of OKLCH hue, and reads as a cool color.
White text clears WCAG AA on a MediumVioletRed background at 5.42:1. At this chroma it is loud enough to be an accent or a call to action, but it will fight anything else vivid placed next to it.
The closest CSS named colors to MediumVioletRed, measured with CIEDE2000, are DeepPink (#FF1493), DarkMagenta (#8B008B), Purple (#800080). If MediumVioletRed is not quite right, those are the nearest keywords to try before reaching for a custom value.
HEX
#C71585
RGB
rgb(199, 21, 133)
HSL
hsl(322, 81%, 43%)
HWB
hwb(322 8% 22%)
CMYK
cmyk(0%, 89%, 33%, 22%)
LAB
lab(45.17 69.57 -14.07)
LCH
lch(45.17 70.97 348.57)
OKLCH
oklch(55.34% 0.2217 349.69)
WCAG asks for 4.5:1 between body text and its background. On #C71585 white text measures 5.42:1 and black text 3.87:1, so white clears it and black does not.
White text on MediumVioletRed
WCAG 2.2
5.42:1
APCA
Lc 80
Passes AA body text
Fails AAA body text
Passes AA large text
Black text on MediumVioletRed
WCAG 2.2
3.87:1
APCA
Lc 29
Fails AA body text
Fails AAA body text
Passes AA large text
Check MediumVioletRed against any other color in the contrast checker.
MediumVioletRed sits at 55% OKLCH lightness. Holding its hue and chroma and moving only that value carries it up to #FFF5F9 and down to #120008, which keeps the family recognizable instead of letting it drift toward gray the way a plain HSL ramp does.
#E63D9F
20% lighter
#FF64B8
40% lighter
#FF9DCD
60% lighter
#FFCBE3
80% lighter
#FFF5F9
100% lighter
#A10069
20% darker
#79004E
40% darker
#540035
60% darker
#31001D
80% darker
#120008
100% darker
Build a full accessible scale from #C71585 in the shade generator.
Hues rotated around #C71585 in OKLCH, then pulled back into the sRGB gamut. Each swatch is labelled with the nearest CSS named color so you have a keyword to start from.
MediumVioletRed sits at 350 degrees. Rotating it a half turn lands on 170 degrees, the hue directly opposite. It is the strongest pairing you can make without changing lightness, and the one most likely to vibrate if you use both at full chroma.
The neighbors of MediumVioletRed at 320 and 20 degrees. They stay close enough to read as the same family, which is what you want for hover states, secondary surfaces and gradients.
350, 110 and 230 degrees divide the wheel into thirds. Balanced enough to carry a whole palette without one color dominating the other two.
Instead of the complement at 170 degrees, this pair flanks it at 140 and 200. You keep most of the contrast of a complementary pairing while losing the harshness.
Explore more combinations around MediumVioletRed on the color wheel.
The biggest shift is under protanopia, where #C71585 reads as #19348A, 32.7 CIEDE2000 units away. If MediumVioletRed is the only thing marking a state or a series, roughly one viewer in twelve will miss it.
Protanopia
#19348A
Deuteranopia
#3D4C7F
Tritanopia
#E01838
Achromatopsia
#434343
The nearest CSS keywords to #C71585, ranked by perceptual distance rather than by how close their hex digits happen to look.