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#643C8A

#643c8a ≈ Rebecca Purple

  • violet
  • Lightness: low
  • Saturation: moderate
  • Cool
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#643c8a is a color from the violet family, with low lightness and moderate saturation. In the RGB model it is made of 39.22% red, 23.53% green and 54.12% blue; printed in CMYK it uses 27.54% cyan, 56.52% magenta, 0% yellow and 45.88% black. Its hue angle is 270.77°, with 39.39% saturation and 38.82% 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 8.22:1 (WCAG AAA). The closest named color is Rebecca Purple (#663399), ΔE 3.9.

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 luminance0.0778

Complementary

  1. #643c8a
  2. #628a3c

Split complementary

  1. #643c8a
  2. #898a3c
  3. #3c8a3d

Analogous

  1. #3d3c8a
  2. #643c8a
  3. #8a3c89

Triadic

  1. #643c8a
  2. #8a643c
  3. #3c8a64

Tetradic

  1. #643c8a
  2. #8a3c62
  3. #628a3c
  4. #3c8a64

Square

  1. #643c8a
  2. #8a3d3c
  3. #628a3c
  4. #3c898a

Monochromatic

  1. #170e1f
  2. #3d2555
  3. #643c8a
  4. #8a5bb8
  5. #b090cf

Shades

#643c8a mixed progressively with black.

  1. #643c8a
  2. #5a367c
  3. #50306e
  4. #462a61
  5. #3c2453
  6. #321e45
  7. #281837
  8. #1e1229
  9. #140c1c
  10. #0a060e
  11. #000000

Tints

#643c8a mixed progressively with white.

  1. #643c8a
  2. #745096
  3. #8363a1
  4. #9377ad
  5. #a28ab9
  6. #b29ec5
  7. #c1b1d0
  8. #d1c5dc
  9. #e0d8e8
  10. #f0ecf3
  11. #ffffff

Tones

#643c8a mixed progressively with gray.

  1. #643c8a
  2. #674389
  3. #6a4a88
  4. #6c5087
  5. #6f5786
  6. #725e85
  7. #756584
  8. #786c83
  9. #7a7282
  10. #7d7981
  11. #808080

Readable text 8.22:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.56:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4f4f4f ≈ 0.003% of males
Achromatomaly #58486b ≈ 0.001% of males
Protanopia #214e8d ≈ 1.01% of males
Deuteranopia #2e4f88 ≈ 1.27% of males
Tritanopia #5e4b5d ≈ 0.0001% of males
Protanomaly #45478c ≈ 1.08% of males
Deuteranomaly #4a4889 ≈ 4.63% of males
Tritanomaly #604572 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-643c8a {
  color: #643c8a;
}
Background
.bg-643c8a {
  background-color: #643c8a;
  color: #ffffff;
}
Border
.border-643c8a {
  border: 2px solid #643c8a;
}
CSS variables
:root {
  --color-primary: #643c8a;
  --color-primary-rgb: 100 60 138;
  --color-primary-hsl: 271 39% 39%;
}
Gradient
.gradient-643c8a {
  background: linear-gradient(135deg, #643c8a, #8a3c89);
}
Colored shadow
.shadow-643c8a {
  box-shadow: 0 8px 24px rgb(100 60 138 / 0.35);
}

#663399 Rebecca Purple ΔE 3.90 #69359c Purple Heart ΔE 3.98 #6c3082 Eminence ΔE 4.07 #483d8b Dark Slate Blue ΔE 6.56 #7851a9 Royal Purple ΔE 7.81 #4f42b5 Ocean Blue ΔE 9.47 #800080 Purple ΔE 10.34 #9bc375 Inverted #4f4f4f Grayscale 

Rebecca Purple
#643c8a  rgb(100, 60, 138)  hsl(271, 39%, 39%)  Rebecca Purple
#628a3c  rgb(98, 138, 60)  hsl(91, 39%, 39%)  Olive Drab
#8a643c  rgb(138, 100, 60)  hsl(31, 39%, 39%)  Raw Umber
#3c8a64  rgb(60, 138, 100)  hsl(151, 39%, 39%)  Sea Green