ColorTool
Log in
#331FBC

#331fbc ≈ Medium Blue

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

#331fbc is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20% red, 12.16% green and 73.73% blue; printed in CMYK it uses 72.87% cyan, 83.51% magenta, 0% yellow and 26.27% black. Its hue angle is 247.64°, with 71.69% saturation and 42.94% 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 10.18:1 (WCAG AAA). The closest named color is Medium Blue (#0000cd), ΔE 3.76.

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 luminance0.0531

Complementary

  1. #331fbc
  2. #a8bc1f

Split complementary

  1. #331fbc
  2. #bc811f
  3. #5abc1f

Analogous

  1. #1f5abc
  2. #331fbc
  3. #811fbc

Triadic

  1. #331fbc
  2. #bc331f
  3. #1fbc33

Tetradic

  1. #331fbc
  2. #bc1fa8
  3. #a8bc1f
  4. #1fbc33

Square

  1. #331fbc
  2. #bc1f5a
  3. #a8bc1f
  4. #1fbc81

Monochromatic

  1. #0f0939
  2. #21147a
  3. #331fbc
  4. #5a47e1
  5. #9589eb

Shades

#331fbc mixed progressively with black.

  1. #331fbc
  2. #2e1ca9
  3. #291996
  4. #241684
  5. #1f1371
  6. #1a105e
  7. #140c4b
  8. #0f0938
  9. #0a0626
  10. #050313
  11. #000000

Tints

#331fbc mixed progressively with white.

  1. #331fbc
  2. #4735c3
  3. #5c4cc9
  4. #7062d0
  5. #8579d7
  6. #998fde
  7. #ada5e4
  8. #c2bceb
  9. #d6d2f2
  10. #ebe9f8
  11. #ffffff

Tones

#331fbc mixed progressively with gray.

  1. #331fbc
  2. #3b29b6
  3. #4232b0
  4. #4a3caa
  5. #5246a4
  6. #5a509e
  7. #615998
  8. #696392
  9. #716d8c
  10. #787686
  11. #808080

Readable text 10.18:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.06:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #414141 ≈ 0.003% of males
Achromatomaly #3c3685 ≈ 0.001% of males
Protanopia #0048c0 ≈ 1.01% of males
Deuteranopia #003ab9 ≈ 1.27% of males
Tritanopia #005270 ≈ 0.0001% of males
Protanomaly #003bbf ≈ 1.08% of males
Deuteranomaly #0031ba ≈ 4.63% of males
Tritanomaly #004395 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-331fbc {
  color: #331fbc;
}
Background
.bg-331fbc {
  background-color: #331fbc;
  color: #ffffff;
}
Border
.border-331fbc {
  border: 2px solid #331fbc;
}
CSS variables
:root {
  --color-primary: #331fbc;
  --color-primary-rgb: 51 31 188;
  --color-primary-hsl: 248 72% 43%;
}
Gradient
.gradient-331fbc {
  background: linear-gradient(135deg, #331fbc, #811fbc);
}
Colored shadow
.shadow-331fbc {
  box-shadow: 0 8px 24px rgb(51 31 188 / 0.35);
}

#0000cd Medium Blue ΔE 3.76 #0014a8 Zaffre ΔE 4.70 #1c39bb Persian Blue ΔE 6.38 #002395 Imperial Blue ΔE 6.81 #1034a6 Egyptian Blue ΔE 6.90 #0000ff Blue ΔE 7.22 #3f00ff Ultramarine ΔE 8.02 #cce043 Inverted #414141 Grayscale 

Medium Blue
#331fbc  rgb(51, 31, 188)  hsl(248, 72%, 43%)  Medium Blue
#a8bc1f  rgb(168, 188, 31)  hsl(68, 72%, 43%)  Apple Green
#bc331f  rgb(188, 51, 31)  hsl(8, 72%, 43%)  Venetian Red
#1fbc33  rgb(31, 188, 51)  hsl(128, 72%, 43%)  Kelly Green