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#1663EE

#1663ee ≈ Royal Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#1663ee is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 8.63% red, 38.82% green and 93.33% blue; printed in CMYK it uses 90.76% cyan, 58.4% magenta, 0% yellow and 6.67% black. Its hue angle is 218.61°, with 86.4% saturation and 50.98% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and call-to-action buttons. White text on this color reaches a contrast ratio of 5.18:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 2.93.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0066ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1527

Complementary

  1. #1663ee
  2. #eea116

Split complementary

  1. #1663ee
  2. #ee3516
  3. #cfee16

Analogous

  1. #16cfee
  2. #1663ee
  3. #3516ee

Triadic

  1. #1663ee
  2. #ee1663
  3. #63ee16

Tetradic

  1. #1663ee
  2. #a116ee
  3. #eea116
  4. #63ee16

Square

  1. #1663ee
  2. #ee16cf
  3. #eea116
  4. #16ee35

Monochromatic

  1. #072864
  2. #0c45ab
  3. #1663ee
  4. #5d93f3
  5. #a5c2f8

Shades

#1663ee mixed progressively with black.

  1. #1663ee
  2. #1459d6
  3. #124fbe
  4. #0f45a7
  5. #0d3b8f
  6. #0b3277
  7. #09285f
  8. #071e47
  9. #041430
  10. #020a18
  11. #000000

Tints

#1663ee mixed progressively with white.

  1. #1663ee
  2. #2d73f0
  3. #4582f1
  4. #5c92f3
  5. #73a1f5
  6. #8bb1f7
  7. #a2c1f8
  8. #b9d0fa
  9. #d0e0fc
  10. #e8effd
  11. #ffffff

Tones

#1663ee mixed progressively with gray.

  1. #1663ee
  2. #2166e3
  3. #2b69d8
  4. #366ccd
  5. #406fc2
  6. #4b72b7
  7. #5674ac
  8. #6077a1
  9. #6b7a96
  10. #757d8b
  11. #808080

Readable text 5.18:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.05:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5769b0 ≈ 0.001% of males
Protanopia #0077f3 ≈ 1.01% of males
Deuteranopia #0064eb ≈ 1.27% of males
Tritanopia #00879f ≈ 0.0001% of males
Protanomaly #006ff1 ≈ 1.08% of males
Deuteranomaly #0063ec ≈ 4.63% of males
Tritanomaly #007ac4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1663ee {
  color: #1663ee;
}
Background
.bg-1663ee {
  background-color: #1663ee;
  color: #ffffff;
}
Border
.border-1663ee {
  border: 2px solid #1663ee;
}
CSS variables
:root {
  --color-primary: #1663ee;
  --color-primary-rgb: 22 99 238;
  --color-primary-hsl: 219 86% 51%;
}
Gradient
.gradient-1663ee {
  background: linear-gradient(135deg, #1663ee, #3516ee);
}
Colored shadow
.shadow-1663ee {
  box-shadow: 0 8px 24px rgb(22 99 238 / 0.35);
}

#4169e1 Royal Blue ΔE 2.93 #4166f5 Ultramarine Blue ΔE 3.47 #0070ff Brandeis Blue ΔE 4.97 #1560bd Denim ΔE 6.56 #0073cf True Blue ΔE 8.20 #0f52ba Sapphire ΔE 8.51 #436b95 Queen Blue ΔE 8.82 #e99c11 Inverted #6d6d6d Grayscale 

Royal Blue
#1663ee  rgb(22, 99, 238)  hsl(219, 86%, 51%)  Royal Blue
#eea116  rgb(238, 161, 22)  hsl(39, 86%, 51%)  Marigold
#ee1663  rgb(238, 22, 99)  hsl(339, 86%, 51%)  Cerise
#63ee16  rgb(99, 238, 22)  hsl(99, 86%, 51%)  Lawn Green