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#6366C4

#6366c4 ≈ Slate Blue

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#6366c4 is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 38.82% red, 40% green and 76.86% blue; printed in CMYK it uses 49.49% cyan, 47.96% magenta, 0% yellow and 23.14% black. Its hue angle is 238.14°, with 45.12% saturation and 57.84% 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 4.97:1 (WCAG AA). The closest named color is Slate Blue (#6a5acd), ΔE 4.67.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1614

Complementary

  1. #6366c4
  2. #c4c163

Split complementary

  1. #6366c4
  2. #c49063
  3. #96c463

Analogous

  1. #6396c4
  2. #6366c4
  3. #9063c4

Triadic

  1. #6366c4
  2. #c46366
  3. #66c463

Tetradic

  1. #6366c4
  2. #c163c4
  3. #c4c163
  4. #66c463

Square

  1. #6366c4
  2. #c46396
  3. #c4c163
  4. #63c490

Monochromatic

  1. #272967
  2. #3c3f9f
  3. #6366c4
  4. #9a9cd9
  5. #d2d3ee

Shades

#6366c4 mixed progressively with black.

  1. #6366c4
  2. #595cb0
  3. #4f529d
  4. #454789
  5. #3b3d76
  6. #323362
  7. #28294e
  8. #1e1f3b
  9. #141427
  10. #0a0a14
  11. #000000

Tints

#6366c4 mixed progressively with white.

  1. #6366c4
  2. #7375ca
  3. #8285d0
  4. #9294d6
  5. #a1a3dc
  6. #b1b3e2
  7. #c1c2e7
  8. #d0d1ed
  9. #e0e0f3
  10. #eff0f9
  11. #ffffff

Tones

#6366c4 mixed progressively with gray.

  1. #6366c4
  2. #6669bd
  3. #696bb6
  4. #6c6eb0
  5. #6f70a9
  6. #7273a2
  7. #74769b
  8. #777894
  9. #7a7b8e
  10. #7d7d87
  11. #808080

Readable text 4.97:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.23:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #707070 ≈ 0.003% of males
Achromatomaly #6b6c99 ≈ 0.001% of males
Protanopia #3c74c7 ≈ 1.01% of males
Deuteranopia #346cc2 ≈ 1.27% of males
Tritanopia #3e7a8b ≈ 0.0001% of males
Protanomaly #4f6ec6 ≈ 1.08% of males
Deuteranomaly #4b6ac3 ≈ 4.63% of males
Tritanomaly #4f73a5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-6366c4 {
  color: #6366c4;
}
Background
.bg-6366c4 {
  background-color: #6366c4;
  color: #ffffff;
}
Border
.border-6366c4 {
  border: 2px solid #6366c4;
}
CSS variables
:root {
  --color-primary: #6366c4;
  --color-primary-rgb: 99 102 196;
  --color-primary-hsl: 238 45% 58%;
}
Gradient
.gradient-6366c4 {
  background: linear-gradient(135deg, #6366c4, #9063c4);
}
Colored shadow
.shadow-6366c4 {
  box-shadow: 0 8px 24px rgb(99 102 196 / 0.35);
}

#6a5acd Slate Blue ΔE 4.67 #4169e1 Royal Blue ΔE 6.51 #4166f5 Ultramarine Blue ΔE 7.41 #5a4fcf Iris ΔE 7.42 #7b68ee Medium Slate Blue ΔE 7.52 #6050dc Majorelle Blue ΔE 7.56 #436b95 Queen Blue ΔE 9.81 #9c993b Inverted #707070 Grayscale 

Slate Blue
#6366c4  rgb(99, 102, 196)  hsl(238, 45%, 58%)  Slate Blue
#c4c163  rgb(196, 193, 99)  hsl(58, 45%, 58%)  Dark Khaki
#c46366  rgb(196, 99, 102)  hsl(358, 45%, 58%)  Indian Red
#66c463  rgb(102, 196, 99)  hsl(118, 45%, 58%)  Mantis