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#666FC2

#666fc2 ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#666fc2 is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 40% red, 43.53% green and 76.08% blue; printed in CMYK it uses 47.42% cyan, 42.78% magenta, 0% yellow and 23.92% black. Its hue angle is 234.13°, with 42.99% saturation and 58.04% 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. Black text on this color reaches a contrast ratio of 4.62:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 6.75.

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 luminance0.1809

Complementary

  1. #666fc2
  2. #c2b966

Split complementary

  1. #666fc2
  2. #c28b66
  3. #9dc266

Analogous

  1. #669dc2
  2. #666fc2
  3. #8b66c2

Triadic

  1. #666fc2
  2. #c2666f
  3. #6fc266

Tetradic

  1. #666fc2
  2. #b966c2
  3. #c2b966
  4. #6fc266

Square

  1. #666fc2
  2. #c2669d
  3. #c2b966
  4. #66c28b

Monochromatic

  1. #292f66
  2. #3f489d
  3. #666fc2
  4. #9da2d8
  5. #d3d6ee

Shades

#666fc2 mixed progressively with black.

  1. #666fc2
  2. #5c64af
  3. #52599b
  4. #474e88
  5. #3d4374
  6. #333861
  7. #292c4e
  8. #1f213a
  9. #141627
  10. #0a0b13
  11. #000000

Tints

#666fc2 mixed progressively with white.

  1. #666fc2
  2. #757dc8
  3. #858cce
  4. #949ad4
  5. #a3a9da
  6. #b3b7e1
  7. #c2c5e7
  8. #d1d4ed
  9. #e0e2f3
  10. #f0f1f9
  11. #ffffff

Tones

#666fc2 mixed progressively with gray.

  1. #666fc2
  2. #6971bb
  3. #6b72b5
  4. #6e74ae
  5. #7076a8
  6. #7378a1
  7. #76799a
  8. #787b94
  9. #7b7d8d
  10. #7d7e87
  11. #808080

Readable text 4.55:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.62:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #767676 ≈ 0.003% of males
Achromatomaly #70739a ≈ 0.001% of males
Protanopia #4e7ac5 ≈ 1.01% of males
Deuteranopia #4772c0 ≈ 1.27% of males
Tritanopia #44808f ≈ 0.0001% of males
Protanomaly #5976c4 ≈ 1.08% of males
Deuteranomaly #5571c1 ≈ 4.63% of males
Tritanomaly #547aa6 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-666fc2 {
  color: #666fc2;
}
Background
.bg-666fc2 {
  background-color: #666fc2;
  color: #000000;
}
Border
.border-666fc2 {
  border: 2px solid #666fc2;
}
CSS variables
:root {
  --color-primary: #666fc2;
  --color-primary-rgb: 102 111 194;
  --color-primary-hsl: 234 43% 58%;
}
Gradient
.gradient-666fc2 {
  background: linear-gradient(135deg, #666fc2, #8b66c2);
}
Colored shadow
.shadow-666fc2 {
  box-shadow: 0 8px 24px rgb(102 111 194 / 0.35);
}

#4169e1 Royal Blue ΔE 6.75 #6a5acd Slate Blue ΔE 7.61 #6082b6 Glaucous ΔE 7.86 #7b68ee Medium Slate Blue ΔE 8.03 #4166f5 Ultramarine Blue ΔE 8.05 #436b95 Queen Blue ΔE 9.63 #9370db Medium Purple ΔE 10.04 #99903d Inverted #767676 Grayscale 

Royal Blue
#666fc2  rgb(102, 111, 194)  hsl(234, 43%, 58%)  Royal Blue
#c2b966  rgb(194, 185, 102)  hsl(54, 43%, 58%)  Dark Khaki
#c2666f  rgb(194, 102, 111)  hsl(354, 43%, 58%)  Rose Gold
#6fc266  rgb(111, 194, 102)  hsl(114, 43%, 58%)  Mantis