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#165CFF

#165cff ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#165cff is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 8.63% red, 36.08% green and 100% blue; printed in CMYK it uses 91.37% cyan, 63.92% magenta, 0% yellow and 0% black. Its hue angle is 221.97°, with 100% saturation and 54.31% 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. White text on this color reaches a contrast ratio of 5.24:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 3.48.

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 luminance0.1504

Complementary

  1. #165cff
  2. #ffb916

Split complementary

  1. #165cff
  2. #ff4416
  3. #d1ff16

Analogous

  1. #16d1ff
  2. #165cff
  3. #4416ff

Triadic

  1. #165cff
  2. #ff165c
  3. #5cff16

Tetradic

  1. #165cff
  2. #b916ff
  3. #ffb916
  4. #5cff16

Square

  1. #165cff
  2. #ff16d1
  3. #ffb916
  4. #16ff44

Monochromatic

  1. #00257c
  2. #003cc8
  3. #165cff
  4. #6292ff
  5. #afc7ff

Shades

#165cff mixed progressively with black.

  1. #165cff
  2. #1453e6
  3. #124acc
  4. #0f40b3
  5. #0d3799
  6. #0b2e80
  7. #092566
  8. #071c4d
  9. #041233
  10. #02091a
  11. #000000

Tints

#165cff mixed progressively with white.

  1. #165cff
  2. #2d6cff
  3. #457dff
  4. #5c8dff
  5. #739dff
  6. #8baeff
  7. #a2beff
  8. #b9ceff
  9. #d0deff
  10. #e8efff
  11. #ffffff

Tones

#165cff mixed progressively with gray.

  1. #165cff
  2. #2160f2
  3. #2b63e6
  4. #3667d9
  5. #406acc
  6. #4b6ec0
  7. #5672b3
  8. #6075a6
  9. #6b7999
  10. #757c8d
  11. #808080

Readable text 5.24:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.01:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6c6c6c ≈ 0.003% of males
Achromatomaly #5666ba ≈ 0.001% of males
Protanopia #0077ff ≈ 1.01% of males
Deuteranopia #0062fc ≈ 1.27% of males
Tritanopia #0088a5 ≈ 0.0001% of males
Protanomaly #006dff ≈ 1.08% of males
Deuteranomaly #0060fd ≈ 4.63% of males
Tritanomaly #0079cf ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-165cff {
  color: #165cff;
}
Background
.bg-165cff {
  background-color: #165cff;
  color: #ffffff;
}
Border
.border-165cff {
  border: 2px solid #165cff;
}
CSS variables
:root {
  --color-primary: #165cff;
  --color-primary-rgb: 22 92 255;
  --color-primary-hsl: 222 100% 54%;
}
Gradient
.gradient-165cff {
  background: linear-gradient(135deg, #165cff, #4416ff);
}
Colored shadow
.shadow-165cff {
  box-shadow: 0 8px 24px rgb(22 92 255 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 3.48 #4169e1 Royal Blue ΔE 5.01 #0070ff Brandeis Blue ΔE 6.88 #6050dc Majorelle Blue ΔE 7.99 #5a4fcf Iris ΔE 8.63 #1560bd Denim ΔE 9.07 #6a5acd Slate Blue ΔE 9.36 #e9a300 Inverted #6c6c6c Grayscale 

Ultramarine Blue
#165cff  rgb(22, 92, 255)  hsl(222, 100%, 54%)  Ultramarine Blue
#ffb916  rgb(255, 185, 22)  hsl(42, 100%, 54%)  Amber
#ff165c  rgb(255, 22, 92)  hsl(342, 100%, 54%)  Folly
#5cff16  rgb(92, 255, 22)  hsl(102, 100%, 54%)  Harlequin