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#2137CB

#2137cb ≈ Persian Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#2137cb is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 21.57% green and 79.61% blue; printed in CMYK it uses 83.74% cyan, 72.91% magenta, 0% yellow and 20.39% black. Its hue angle is 232.24°, with 72.03% saturation and 46.27% 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 8.49:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 2.35.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3333cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0737

Complementary

  1. #2137cb
  2. #cbb521

Split complementary

  1. #2137cb
  2. #cb6021
  3. #8ccb21

Analogous

  1. #218ccb
  2. #2137cb
  3. #6021cb

Triadic

  1. #2137cb
  2. #cb2137
  3. #37cb21

Tetradic

  1. #2137cb
  2. #b521cb
  3. #cbb521
  4. #37cb21

Square

  1. #2137cb
  2. #cb218c
  3. #cbb521
  4. #21cb60

Monochromatic

  1. #0c1347
  2. #162589
  3. #2137cb
  4. #5568e3
  5. #97a2ee

Shades

#2137cb mixed progressively with black.

  1. #2137cb
  2. #1e32b7
  3. #1a2ca2
  4. #17278e
  5. #14217a
  6. #111c66
  7. #0d1651
  8. #0a113d
  9. #070b29
  10. #030614
  11. #000000

Tints

#2137cb mixed progressively with white.

  1. #2137cb
  2. #374bd0
  3. #4d5fd5
  4. #6473db
  5. #7a87e0
  6. #909be5
  7. #a6afea
  8. #bcc3ef
  9. #d3d7f5
  10. #e9ebfa
  11. #ffffff

Tones

#2137cb mixed progressively with gray.

  1. #2137cb
  2. #2b3ec4
  3. #3446bc
  4. #3e4db5
  5. #4754ad
  6. #515ca6
  7. #5a639e
  8. #646a97
  9. #6d718f
  10. #777988
  11. #808080

Readable text 8.49:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.47:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4d4d4d ≈ 0.003% of males
Achromatomaly #3f4591 ≈ 0.001% of males
Protanopia #0055cf ≈ 1.01% of males
Deuteranopia #0044c8 ≈ 1.27% of males
Tritanopia #00627e ≈ 0.0001% of males
Protanomaly #004bce ≈ 1.08% of males
Deuteranomaly #003fc9 ≈ 4.63% of males
Tritanomaly #0054a2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-2137cb {
  color: #2137cb;
}
Background
.bg-2137cb {
  background-color: #2137cb;
  color: #ffffff;
}
Border
.border-2137cb {
  border: 2px solid #2137cb;
}
CSS variables
:root {
  --color-primary: #2137cb;
  --color-primary-rgb: 33 55 203;
  --color-primary-hsl: 232 72% 46%;
}
Gradient
.gradient-2137cb {
  background: linear-gradient(135deg, #2137cb, #6021cb);
}
Colored shadow
.shadow-2137cb {
  box-shadow: 0 8px 24px rgb(33 55 203 / 0.35);
}

#1c39bb Persian Blue ΔE 2.35 #1034a6 Egyptian Blue ΔE 5.39 #4f42b5 Ocean Blue ΔE 5.57 #003399 Smalt ΔE 7.52 #0000ff Blue ΔE 7.71 #0047ab Cobalt Blue ΔE 7.96 #0000cd Medium Blue ΔE 8.16 #dec834 Inverted #4d4d4d Grayscale 

Persian Blue
#2137cb  rgb(33, 55, 203)  hsl(232, 72%, 46%)  Persian Blue
#cbb521  rgb(203, 181, 33)  hsl(52, 72%, 46%)  Old Gold
#cb2137  rgb(203, 33, 55)  hsl(352, 72%, 46%)  Cardinal
#37cb21  rgb(55, 203, 33)  hsl(112, 72%, 46%)  Lime Green