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#155EFD

#155efd ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#155efd is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 8.24% red, 36.86% green and 99.22% blue; printed in CMYK it uses 91.7% cyan, 62.85% magenta, 0% yellow and 0.78% black. Its hue angle is 221.12°, with 98.31% saturation and 53.73% 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 5.18:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 3.09.

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 luminance0.1526

Complementary

  1. #155efd
  2. #fdb415

Split complementary

  1. #155efd
  2. #fd4015
  3. #d2fd15

Analogous

  1. #15d2fd
  2. #155efd
  3. #4015fd

Triadic

  1. #155efd
  2. #fd155e
  3. #5efd15

Tetradic

  1. #155efd
  2. #b415fd
  3. #fdb415
  4. #5efd15

Square

  1. #155efd
  2. #fd15d2
  3. #fdb415
  4. #15fd40

Monochromatic

  1. #012678
  2. #023fc4
  3. #155efd
  4. #6192fe
  5. #adc6fe

Shades

#155efd mixed progressively with black.

  1. #155efd
  2. #1355e4
  3. #114bca
  4. #0f42b1
  5. #0d3898
  6. #0b2f7f
  7. #082665
  8. #061c4c
  9. #041333
  10. #020919
  11. #000000

Tints

#155efd mixed progressively with white.

  1. #155efd
  2. #2c6efd
  3. #447efd
  4. #5b8efe
  5. #739efe
  6. #8aaffe
  7. #a1bffe
  8. #b9cffe
  9. #d0dfff
  10. #e8efff
  11. #ffffff

Tones

#155efd mixed progressively with gray.

  1. #155efd
  2. #2061f1
  3. #2a65e4
  4. #3568d8
  5. #406ccb
  6. #4b6fbf
  7. #5572b2
  8. #6076a6
  9. #6b7999
  10. #757d8d
  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 #5767b9 ≈ 0.001% of males
Protanopia #0078ff ≈ 1.01% of males
Deuteranopia #0063fa ≈ 1.27% of males
Tritanopia #0089a5 ≈ 0.0001% of males
Protanomaly #006eff ≈ 1.08% of males
Deuteranomaly #0061fb ≈ 4.63% of males
Tritanomaly #007ace ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-155efd {
  color: #155efd;
}
Background
.bg-155efd {
  background-color: #155efd;
  color: #ffffff;
}
Border
.border-155efd {
  border: 2px solid #155efd;
}
CSS variables
:root {
  --color-primary: #155efd;
  --color-primary-rgb: 21 94 253;
  --color-primary-hsl: 221 98% 54%;
}
Gradient
.gradient-155efd {
  background: linear-gradient(135deg, #155efd, #4015fd);
}
Colored shadow
.shadow-155efd {
  box-shadow: 0 8px 24px rgb(21 94 253 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 3.09 #4169e1 Royal Blue ΔE 4.45 #0070ff Brandeis Blue ΔE 6.25 #6050dc Majorelle Blue ΔE 8.42 #1560bd Denim ΔE 8.66 #5a4fcf Iris ΔE 8.99 #0f52ba Sapphire ΔE 9.51 #eaa102 Inverted #6d6d6d Grayscale 

Ultramarine Blue
#155efd  rgb(21, 94, 253)  hsl(221, 98%, 54%)  Ultramarine Blue
#fdb415  rgb(253, 180, 21)  hsl(41, 98%, 54%)  Amber
#fd155e  rgb(253, 21, 94)  hsl(341, 98%, 54%)  Folly
#5efd15  rgb(94, 253, 21)  hsl(101, 98%, 54%)  Harlequin