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#6666FF

#6666ff ≈ Medium Slate Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
  • Web safe
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#6666ff is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 40% red, 40% green and 100% blue; printed in CMYK it uses 60% cyan, 60% magenta, 0% yellow and 0% black. Its hue angle is 240°, with 100% saturation and 70% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 4.91:1 (WCAG AA). The closest named color is Medium Slate Blue (#7b68ee), ΔE 3.72.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1955

Complementary

  1. #6666ff
  2. #ffff66

Split complementary

  1. #6666ff
  2. #ffb366
  3. #b3ff66

Analogous

  1. #66b2ff
  2. #6666ff
  3. #b266ff

Triadic

  1. #6666ff
  2. #ff6666
  3. #66ff66

Tetradic

  1. #6666ff
  2. #ff66ff
  3. #ffff66
  4. #66ff66

Square

  1. #6666ff
  2. #ff66b3
  3. #ffff66
  4. #66ffb3

Monochromatic

  1. #0000cc
  2. #1a1aff
  3. #6666ff
  4. #b3b3ff
  5. #ebebff

Shades

#6666ff mixed progressively with black.

  1. #6666ff
  2. #5c5ce6
  3. #5252cc
  4. #4747b3
  5. #3d3d99
  6. #333380
  7. #292966
  8. #1f1f4d
  9. #141433
  10. #0a0a1a
  11. #000000

Tints

#6666ff mixed progressively with white.

  1. #6666ff
  2. #7575ff
  3. #8585ff
  4. #9494ff
  5. #a3a3ff
  6. #b3b3ff
  7. #c2c2ff
  8. #d1d1ff
  9. #e0e0ff
  10. #f0f0ff
  11. #ffffff

Tones

#6666ff mixed progressively with gray.

  1. #6666ff
  2. #6969f2
  3. #6b6be6
  4. #6e6ed9
  5. #7070cc
  6. #7373c0
  7. #7676b3
  8. #7878a6
  9. #7b7b99
  10. #7d7d8d
  11. #808080

Readable text 4.28:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.91:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7a7a7a ≈ 0.003% of males
Achromatomaly #7373be ≈ 0.001% of males
Protanopia #0081ff ≈ 1.01% of males
Deuteranopia #0074fc ≈ 1.27% of males
Tritanopia #008ca9 ≈ 0.0001% of males
Protanomaly #2d77ff ≈ 1.08% of males
Deuteranomaly #206ffd ≈ 4.63% of males
Tritanomaly #387ed1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-6666ff {
  color: #6666ff;
}
Background
.bg-6666ff {
  background-color: #6666ff;
  color: #000000;
}
Border
.border-6666ff {
  border: 2px solid #6666ff;
}
CSS variables
:root {
  --color-primary: #6666ff;
  --color-primary-rgb: 102 102 255;
  --color-primary-hsl: 240 100% 70%;
}
Gradient
.gradient-6666ff {
  background: linear-gradient(135deg, #6666ff, #b266ff);
}
Colored shadow
.shadow-6666ff {
  box-shadow: 0 8px 24px rgb(102 102 255 / 0.35);
}

#7b68ee Medium Slate Blue ΔE 3.72 #4166f5 Ultramarine Blue ΔE 5.06 #4169e1 Royal Blue ΔE 7.24 #6a5acd Slate Blue ΔE 8.00 #6050dc Majorelle Blue ΔE 8.44 #0070ff Brandeis Blue ΔE 8.94 #9370db Medium Purple ΔE 9.71 #999900 Inverted #7a7a7a Grayscale 

Medium Slate Blue
#6666ff  rgb(102, 102, 255)  hsl(240, 100%, 70%)  Medium Slate Blue
#ffff66  rgb(255, 255, 102)  hsl(60, 100%, 70%)  Laser Lemon
#ff6666  rgb(255, 102, 102)  hsl(0, 100%, 70%)  Pastel Red
#66ff66  rgb(102, 255, 102)  hsl(120, 100%, 70%)  Neon Green