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#2F37DB

#2f37db ≈ Persian Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#2f37db is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 18.43% red, 21.57% green and 85.88% blue; printed in CMYK it uses 78.54% cyan, 74.89% magenta, 0% yellow and 14.12% black. Its hue angle is 237.21°, with 70.49% saturation and 52.16% 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 7.81:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 4.78.

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 luminance0.0845

Complementary

  1. #2f37db
  2. #dbd32f

Split complementary

  1. #2f37db
  2. #db7d2f
  3. #8ddb2f

Analogous

  1. #2f8ddb
  2. #2f37db
  3. #7d2fdb

Triadic

  1. #2f37db
  2. #db2f37
  3. #37db2f

Tetradic

  1. #2f37db
  2. #d32fdb
  3. #dbd32f
  4. #37db2f

Square

  1. #2f37db
  2. #db2f8d
  3. #dbd32f
  4. #2fdb7d

Monochromatic

  1. #111460
  2. #1c22a2
  3. #2f37db
  4. #7076e6
  5. #b1b4f2

Shades

#2f37db mixed progressively with black.

  1. #2f37db
  2. #2a32c5
  3. #262caf
  4. #212799
  5. #1c2183
  6. #181c6e
  7. #131658
  8. #0e1142
  9. #090b2c
  10. #050616
  11. #000000

Tints

#2f37db mixed progressively with white.

  1. #2f37db
  2. #444bdf
  3. #595fe2
  4. #6d73e6
  5. #8287e9
  6. #979bed
  7. #acaff1
  8. #c1c3f4
  9. #d5d7f8
  10. #eaebfb
  11. #ffffff

Tones

#2f37db mixed progressively with gray.

  1. #2f37db
  2. #373ed2
  3. #3f46c9
  4. #474dc0
  5. #4f54b7
  6. #585cae
  7. #6063a4
  8. #686a9b
  9. #707192
  10. #787989
  11. #808080

Readable text 7.81:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.69:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #525252 ≈ 0.003% of males
Achromatomaly #46499c ≈ 0.001% of males
Protanopia #005be0 ≈ 1.01% of males
Deuteranopia #0049d8 ≈ 1.27% of males
Tritanopia #006887 ≈ 0.0001% of males
Protanomaly #004fde ≈ 1.08% of males
Deuteranomaly #0043d9 ≈ 4.63% of males
Tritanomaly #0058af ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-2f37db {
  color: #2f37db;
}
Background
.bg-2f37db {
  background-color: #2f37db;
  color: #ffffff;
}
Border
.border-2f37db {
  border: 2px solid #2f37db;
}
CSS variables
:root {
  --color-primary: #2f37db;
  --color-primary-rgb: 47 55 219;
  --color-primary-hsl: 237 70% 52%;
}
Gradient
.gradient-2f37db {
  background: linear-gradient(135deg, #2f37db, #7d2fdb);
}
Colored shadow
.shadow-2f37db {
  box-shadow: 0 8px 24px rgb(47 55 219 / 0.35);
}

#1c39bb Persian Blue ΔE 4.78 #4f42b5 Ocean Blue ΔE 5.89 #5218fa Han Purple ΔE 6.09 #0000ff Blue ΔE 6.40 #3f00ff Ultramarine ΔE 6.47 #5a4fcf Iris ΔE 7.21 #1034a6 Egyptian Blue ΔE 7.87 #d0c824 Inverted #525252 Grayscale 

Persian Blue
#2f37db  rgb(47, 55, 219)  hsl(237, 70%, 52%)  Persian Blue
#dbd32f  rgb(219, 211, 47)  hsl(57, 70%, 52%)  Citrine
#db2f37  rgb(219, 47, 55)  hsl(357, 70%, 52%)  Persian Red
#37db2f  rgb(55, 219, 47)  hsl(117, 70%, 52%)  Lime Green