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#643A8D

#643a8d ≈ Rebecca Purple

  • violet
  • Lightness: low
  • Saturation: moderate
  • Cool
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#643a8d is a color from the violet family, with low lightness and moderate saturation. In the RGB model it is made of 39.22% red, 22.75% green and 55.29% blue; printed in CMYK it uses 29.08% cyan, 58.87% magenta, 0% yellow and 44.71% black. Its hue angle is 270.36°, with 41.71% saturation and 39.02% lightness in HSL. It is a cool color, often associated with imagination, spirituality and luxury. Designers typically use it for beauty and cosmetics, creative studios and brand accents. White text on this color reaches a contrast ratio of 8.29:1 (WCAG AAA). The closest named color is Rebecca Purple (#663399), ΔE 2.99.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#663399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0766

Complementary

  1. #643a8d
  2. #638d3a

Split complementary

  1. #643a8d
  2. #8d8d3a
  3. #3a8d3a

Analogous

  1. #3a3a8d
  2. #643a8d
  3. #8d3a8d

Triadic

  1. #643a8d
  2. #8d643a
  3. #3a8d64

Tetradic

  1. #643a8d
  2. #8d3a63
  3. #638d3a
  4. #3a8d64

Square

  1. #643a8d
  2. #8d3a3a
  3. #638d3a
  4. #3a8d8d

Monochromatic

  1. #170d21
  2. #3e2457
  3. #643a8d
  4. #8a59bb
  5. #b08fd1

Shades

#643a8d mixed progressively with black.

  1. #643a8d
  2. #5a347f
  3. #502e71
  4. #462963
  5. #3c2355
  6. #321d47
  7. #281738
  8. #1e112a
  9. #140c1c
  10. #0a060e
  11. #000000

Tints

#643a8d mixed progressively with white.

  1. #643a8d
  2. #744e98
  3. #8361a4
  4. #9375af
  5. #a289bb
  6. #b29dc6
  7. #c1b0d1
  8. #d1c4dd
  9. #e0d8e8
  10. #f0ebf4
  11. #ffffff

Tones

#643a8d mixed progressively with gray.

  1. #643a8d
  2. #67418c
  3. #6a488a
  4. #6c4f89
  5. #6f5688
  6. #725d87
  7. #756485
  8. #786b84
  9. #7a7283
  10. #7d7981
  11. #808080

Readable text 8.29:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.53:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4e4e4e ≈ 0.003% of males
Achromatomaly #58476d ≈ 0.001% of males
Protanopia #184d90 ≈ 1.01% of males
Deuteranopia #294e8b ≈ 1.27% of males
Tritanopia #5d4a5e ≈ 0.0001% of males
Protanomaly #43468f ≈ 1.08% of males
Deuteranomaly #48478c ≈ 4.63% of males
Tritanomaly #604473 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-643a8d {
  color: #643a8d;
}
Background
.bg-643a8d {
  background-color: #643a8d;
  color: #ffffff;
}
Border
.border-643a8d {
  border: 2px solid #643a8d;
}
CSS variables
:root {
  --color-primary: #643a8d;
  --color-primary-rgb: 100 58 141;
  --color-primary-hsl: 270 42% 39%;
}
Gradient
.gradient-643a8d {
  background: linear-gradient(135deg, #643a8d, #8d3a8d);
}
Colored shadow
.shadow-643a8d {
  box-shadow: 0 8px 24px rgb(100 58 141 / 0.35);
}

#663399 Rebecca Purple ΔE 2.99 #69359c Purple Heart ΔE 3.12 #6c3082 Eminence ΔE 4.04 #483d8b Dark Slate Blue ΔE 6.47 #7851a9 Royal Purple ΔE 7.90 #4f42b5 Ocean Blue ΔE 8.97 #800080 Purple ΔE 10.07 #9bc572 Inverted #4e4e4e Grayscale 

Rebecca Purple
#643a8d  rgb(100, 58, 141)  hsl(270, 42%, 39%)  Rebecca Purple
#638d3a  rgb(99, 141, 58)  hsl(90, 42%, 39%)  Olive Drab
#8d643a  rgb(141, 100, 58)  hsl(30, 42%, 39%)  Raw Umber
#3a8d64  rgb(58, 141, 100)  hsl(150, 42%, 39%)  Sea Green