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#3366CC

#3366cc ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
  • Web safe
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#3366cc is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20% red, 40% green and 80% blue; printed in CMYK it uses 75% cyan, 50% magenta, 0% yellow and 20% black. Its hue angle is 220°, with 60% saturation and 50% 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 5.37:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 3.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1457

Complementary

  1. #3366cc
  2. #cc9933

Split complementary

  1. #3366cc
  2. #cc4c33
  3. #b2cc33

Analogous

  1. #33b2cc
  2. #3366cc
  3. #4c33cc

Triadic

  1. #3366cc
  2. #cc3366
  3. #66cc33

Tetradic

  1. #3366cc
  2. #9933cc
  3. #cc9933
  4. #66cc33

Square

  1. #3366cc
  2. #cc33b2
  3. #cc9933
  4. #33cc4d

Monochromatic

  1. #142952
  2. #24478f
  3. #3366cc
  4. #7094db
  5. #adc2eb

Shades

#3366cc mixed progressively with black.

  1. #3366cc
  2. #2e5cb8
  3. #2952a3
  4. #24478f
  5. #1f3d7a
  6. #1a3366
  7. #142952
  8. #0f1f3d
  9. #0a1429
  10. #050a14
  11. #000000

Tints

#3366cc mixed progressively with white.

  1. #3366cc
  2. #4775d1
  3. #5c85d6
  4. #7094db
  5. #85a3e0
  6. #99b3e6
  7. #adc2eb
  8. #c2d1f0
  9. #d6e0f5
  10. #ebf0fa
  11. #ffffff

Tones

#3366cc mixed progressively with gray.

  1. #3366cc
  2. #3b69c4
  3. #426bbd
  4. #4a6eb5
  5. #5270ae
  6. #5a73a6
  7. #61769e
  8. #697897
  9. #717b8f
  10. #787d88
  11. #808080

Readable text 5.37:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.91:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6b6b6b ≈ 0.003% of males
Achromatomaly #59699b ≈ 0.001% of males
Protanopia #2872d0 ≈ 1.01% of males
Deuteranopia #0064ca ≈ 1.27% of males
Tritanopia #007e8f ≈ 0.0001% of males
Protanomaly #2d6dce ≈ 1.08% of males
Deuteranomaly #1365cb ≈ 4.63% of males
Tritanomaly #0075ab ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3366cc {
  color: #3366cc;
}
Background
.bg-3366cc {
  background-color: #3366cc;
  color: #ffffff;
}
Border
.border-3366cc {
  border: 2px solid #3366cc;
}
CSS variables
:root {
  --color-primary: #3366cc;
  --color-primary-rgb: 51 102 204;
  --color-primary-hsl: 220 60% 50%;
}
Gradient
.gradient-3366cc {
  background: linear-gradient(135deg, #3366cc, #4c33cc);
}
Colored shadow
.shadow-3366cc {
  box-shadow: 0 8px 24px rgb(51 102 204 / 0.35);
}

#4169e1 Royal Blue ΔE 3.69 #1560bd Denim ΔE 3.82 #436b95 Queen Blue ΔE 6.12 #4166f5 Ultramarine Blue ΔE 6.15 #0073cf True Blue ΔE 6.60 #0070ff Brandeis Blue ΔE 6.72 #26619c Lapis Lazuli ΔE 6.77 #cc9933 Inverted #6b6b6b Grayscale 

Royal Blue
#3366cc  rgb(51, 102, 204)  hsl(220, 60%, 50%)  Royal Blue
#cc9933  rgb(204, 153, 51)  hsl(40, 60%, 50%)  Goldenrod
#cc3366  rgb(204, 51, 102)  hsl(340, 60%, 50%)  Dogwood Rose
#66cc33  rgb(102, 204, 51)  hsl(100, 60%, 50%)  Lime Green