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#40405A

#40405a ≈ Dark Slate Blue

  • blue
  • Lightness: low
  • Saturation: muted
  • Cool
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#40405a is a color from the blue family, with low lightness and muted saturation. In the RGB model it is made of 25.1% red, 25.1% green and 35.29% blue; printed in CMYK it uses 28.89% cyan, 28.89% magenta, 0% yellow and 64.71% black. Its hue angle is 240°, with 16.88% saturation and 30.2% 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 corporate identities. White text on this color reaches a contrast ratio of 10:1 (WCAG AAA). The closest named color is Dark Slate Blue (#483d8b), ΔE 12.37.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333366
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0549

Complementary

  1. #40405a
  2. #5a5a40

Split complementary

  1. #40405a
  2. #5a4d40
  3. #4d5a40

Analogous

  1. #404d5a
  2. #40405a
  3. #4d405a

Triadic

  1. #40405a
  2. #5a4040
  3. #405a40

Tetradic

  1. #40405a
  2. #5a405a
  3. #5a5a40
  4. #405a40

Square

  1. #40405a
  2. #5a404d
  3. #5a5a40
  4. #405a4d

Monochromatic

  1. #08080c
  2. #20202d
  3. #40405a
  4. #606087
  5. #8888ab

Shades

#40405a mixed progressively with black.

  1. #40405a
  2. #3a3a51
  3. #333348
  4. #2d2d3f
  5. #262636
  6. #20202d
  7. #1a1a24
  8. #13131b
  9. #0d0d12
  10. #060609
  11. #000000

Tints

#40405a mixed progressively with white.

  1. #40405a
  2. #53536b
  3. #66667b
  4. #79798c
  5. #8c8c9c
  6. #a0a0ad
  7. #b3b3bd
  8. #c6c6ce
  9. #d9d9de
  10. #ececef
  11. #ffffff

Tones

#40405a mixed progressively with gray.

  1. #40405a
  2. #46465e
  3. #4d4d62
  4. #535365
  5. #5a5a69
  6. #60606d
  7. #666671
  8. #6d6d75
  9. #737378
  10. #7a7a7c
  11. #808080

Readable text 10:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.1:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #424242 ≈ 0.003% of males
Achromatomaly #41414d ≈ 0.001% of males
Protanopia #39435b ≈ 1.01% of males
Deuteranopia #384259 ≈ 1.27% of males
Tritanopia #3a4549 ≈ 0.0001% of males
Protanomaly #3c425b ≈ 1.08% of males
Deuteranomaly #3b415a ≈ 4.63% of males
Tritanomaly #3c4350 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-40405a {
  color: #40405a;
}
Background
.bg-40405a {
  background-color: #40405a;
  color: #ffffff;
}
Border
.border-40405a {
  border: 2px solid #40405a;
}
CSS variables
:root {
  --color-primary: #40405a;
  --color-primary-rgb: 64 64 90;
  --color-primary-hsl: 240 17% 30%;
}
Gradient
.gradient-40405a {
  background: linear-gradient(135deg, #40405a, #4d405a);
}
Colored shadow
.shadow-40405a {
  box-shadow: 0 8px 24px rgb(64 64 90 / 0.35);
}

#483d8b Dark Slate Blue ΔE 12.37 #36454f Charcoal ΔE 12.55 #003153 Prussian Blue ΔE 13.17 #614051 Eggplant ΔE 13.23 #002147 Oxford Blue ΔE 13.28 #353839 Onyx ΔE 13.63 #343434 Jet ΔE 13.82 #bfbfa5 Inverted #424242 Grayscale 

Dark Slate Blue
#40405a  rgb(64, 64, 90)  hsl(240, 17%, 30%)  Dark Slate Blue
#5a5a40  rgb(90, 90, 64)  hsl(60, 17%, 30%)  Rifle Green
#5a4040  rgb(90, 64, 64)  hsl(0, 17%, 30%)  Liver
#405a40  rgb(64, 90, 64)  hsl(120, 17%, 30%)  Hunter Green