ColorTool
Log in
#0331DB

#0331db ≈ Persian Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#0331db is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 1.18% red, 19.22% green and 85.88% blue; printed in CMYK it uses 98.63% cyan, 77.63% magenta, 0% yellow and 14.12% black. Its hue angle is 227.22°, with 97.3% saturation and 43.53% 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 8.52:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 4.28.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0733

Complementary

  1. #0331db
  2. #dbad03

Split complementary

  1. #0331db
  2. #db4103
  3. #9ddb03

Analogous

  1. #039ddb
  2. #0331db
  3. #4103db

Triadic

  1. #0331db
  2. #db0331
  3. #31db03

Tetradic

  1. #0331db
  2. #ad03db
  3. #dbad03
  4. #31db03

Square

  1. #0331db
  2. #db039d
  3. #dbad03
  4. #03db41

Monochromatic

  1. #010f44
  2. #022090
  3. #0331db
  4. #2e5afc
  5. #7a96fd

Shades

#0331db mixed progressively with black.

  1. #0331db
  2. #032cc5
  3. #0227af
  4. #022299
  5. #021d83
  6. #02196e
  7. #011458
  8. #010f42
  9. #010a2c
  10. #000516
  11. #000000

Tints

#0331db mixed progressively with white.

  1. #0331db
  2. #1c46df
  3. #355ae2
  4. #4f6fe6
  5. #6883e9
  6. #8198ed
  7. #9aadf1
  8. #b3c1f4
  9. #cdd6f8
  10. #e6eafb
  11. #ffffff

Tones

#0331db mixed progressively with gray.

  1. #0331db
  2. #1039d2
  3. #1c41c9
  4. #2949c0
  5. #3551b7
  6. #4259ae
  7. #4e60a4
  8. #5b689b
  9. #677092
  10. #747889
  11. #808080

Readable text 8.52:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.47:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4d4d4d ≈ 0.003% of males
Achromatomaly #3b439b ≈ 0.001% of males
Protanopia #0057e0 ≈ 1.01% of males
Deuteranopia #0042d8 ≈ 1.27% of males
Tritanopia #006686 ≈ 0.0001% of males
Protanomaly #004ade ≈ 1.08% of males
Deuteranomaly #003cd9 ≈ 4.63% of males
Tritanomaly #0056ae ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-0331db {
  color: #0331db;
}
Background
.bg-0331db {
  background-color: #0331db;
  color: #ffffff;
}
Border
.border-0331db {
  border: 2px solid #0331db;
}
CSS variables
:root {
  --color-primary: #0331db;
  --color-primary-rgb: 3 49 219;
  --color-primary-hsl: 227 97% 44%;
}
Gradient
.gradient-0331db {
  background: linear-gradient(135deg, #0331db, #4103db);
}
Colored shadow
.shadow-0331db {
  box-shadow: 0 8px 24px rgb(3 49 219 / 0.35);
}

#1c39bb Persian Blue ΔE 4.28 #0000ff Blue ΔE 5.74 #3f00ff Ultramarine ΔE 6.58 #5218fa Han Purple ΔE 6.87 #1034a6 Egyptian Blue ΔE 6.97 #0000cd Medium Blue ΔE 7.16 #4f42b5 Ocean Blue ΔE 7.23 #fcce24 Inverted #4d4d4d Grayscale 

Persian Blue
#0331db  rgb(3, 49, 219)  hsl(227, 97%, 44%)  Persian Blue
#dbad03  rgb(219, 173, 3)  hsl(47, 97%, 44%)  Metallic Gold
#db0331  rgb(219, 3, 49)  hsl(347, 97%, 44%)  Crimson
#31db03  rgb(49, 219, 3)  hsl(107, 97%, 44%)  Lime Green