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#42439B

#42439b ≈ Dark Slate Blue

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#42439b is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 25.88% red, 26.27% green and 60.78% blue; printed in CMYK it uses 57.42% cyan, 56.77% magenta, 0% yellow and 39.22% black. Its hue angle is 239.33°, with 40.27% saturation and 43.33% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 8.37:1 (WCAG AAA). The closest named color is Dark Slate Blue (#483d8b), ΔE 3.68.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0754

Complementary

  1. #42439b
  2. #9b9a42

Split complementary

  1. #42439b
  2. #9b6d42
  3. #6f9b42

Analogous

  1. #426f9b
  2. #42439b
  3. #6d429b

Triadic

  1. #42439b
  2. #9b4243
  3. #439b42

Tetradic

  1. #42439b
  2. #9a429b
  3. #9b9a42
  4. #439b42

Square

  1. #42439b
  2. #9b426f
  3. #9b9a42
  4. #429b6d

Monochromatic

  1. #141530
  2. #2b2c65
  3. #42439b
  4. #6a6bc0
  5. #a0a0d6

Shades

#42439b mixed progressively with black.

  1. #42439b
  2. #3b3c8c
  3. #35367c
  4. #2e2f6d
  5. #28285d
  6. #21224e
  7. #1a1b3e
  8. #14142f
  9. #0d0d1f
  10. #070710
  11. #000000

Tints

#42439b mixed progressively with white.

  1. #42439b
  2. #5556a5
  3. #6869af
  4. #7b7bb9
  5. #8e8ec3
  6. #a1a1cd
  7. #b3b4d7
  8. #c6c7e1
  9. #d9d9eb
  10. #ececf5
  11. #ffffff

Tones

#42439b mixed progressively with gray.

  1. #42439b
  2. #484998
  3. #4e4f96
  4. #555593
  5. #5b5b90
  6. #61628e
  7. #67688b
  8. #6d6e88
  9. #747485
  10. #7a7a83
  11. #808080

Readable text 8.37:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.51:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4e4e4e ≈ 0.003% of males
Achromatomaly #494a75 ≈ 0.001% of males
Protanopia #01519e ≈ 1.01% of males
Deuteranopia #004a99 ≈ 1.27% of males
Tritanopia #115768 ≈ 0.0001% of males
Protanomaly #294c9d ≈ 1.08% of males
Deuteranomaly #24479a ≈ 4.63% of males
Tritanomaly #2c5080 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-42439b {
  color: #42439b;
}
Background
.bg-42439b {
  background-color: #42439b;
  color: #ffffff;
}
Border
.border-42439b {
  border: 2px solid #42439b;
}
CSS variables
:root {
  --color-primary: #42439b;
  --color-primary-rgb: 66 67 155;
  --color-primary-hsl: 239 40% 43%;
}
Gradient
.gradient-42439b {
  background: linear-gradient(135deg, #42439b, #6d429b);
}
Colored shadow
.shadow-42439b {
  box-shadow: 0 8px 24px rgb(66 67 155 / 0.35);
}

#483d8b Dark Slate Blue ΔE 3.68 #4f42b5 Ocean Blue ΔE 4.67 #1034a6 Egyptian Blue ΔE 6.24 #1c39bb Persian Blue ΔE 6.27 #003399 Smalt ΔE 6.88 #0047ab Cobalt Blue ΔE 6.95 #0f52ba Sapphire ΔE 8.85 #bdbc64 Inverted #4e4e4e Grayscale 

Dark Slate Blue
#42439b  rgb(66, 67, 155)  hsl(239, 40%, 43%)  Dark Slate Blue
#9b9a42  rgb(155, 154, 66)  hsl(59, 40%, 43%)  Brass
#9b4243  rgb(155, 66, 67)  hsl(359, 40%, 43%)  Cordovan
#439b42  rgb(67, 155, 66)  hsl(119, 40%, 43%)  Forest Green