ColorTool
Log in
#371CDA

#371cda ≈ Blue

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

#371cda is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 21.57% red, 10.98% green and 85.49% blue; printed in CMYK it uses 74.77% cyan, 87.16% magenta, 0% yellow and 14.51% black. Its hue angle is 248.53°, with 77.24% saturation and 48.24% 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 8.97:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 3.78.

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 luminance0.067

Complementary

  1. #371cda
  2. #bfda1c

Split complementary

  1. #371cda
  2. #da961c
  3. #60da1c

Analogous

  1. #1c60da
  2. #371cda
  3. #961cda

Triadic

  1. #371cda
  2. #da371c
  3. #1cda37

Tetradic

  1. #371cda
  2. #da1cbf
  3. #bfda1c
  4. #1cda37

Square

  1. #371cda
  2. #da1c60
  3. #bfda1c
  4. #1cda96

Monochromatic

  1. #150b52
  2. #261396
  3. #371cda
  4. #6d59ea
  5. #a99df2

Shades

#371cda mixed progressively with black.

  1. #371cda
  2. #3219c4
  3. #2c16ae
  4. #271499
  5. #211183
  6. #1c0e6d
  7. #160b57
  8. #110841
  9. #0b062c
  10. #060316
  11. #000000

Tints

#371cda mixed progressively with white.

  1. #371cda
  2. #4b33de
  3. #5f49e1
  4. #7360e5
  5. #8777e9
  6. #9b8eed
  7. #afa4f0
  8. #c3bbf4
  9. #d7d2f8
  10. #ebe8fb
  11. #ffffff

Tones

#371cda mixed progressively with gray.

  1. #371cda
  2. #3e26d1
  3. #4630c8
  4. #4d3abf
  5. #5444b6
  6. #5c4ead
  7. #6358a4
  8. #6a629b
  9. #716c92
  10. #797689
  11. #808080

Readable text 8.97:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.34:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #494949 ≈ 0.003% of males
Achromatomaly #433c99 ≈ 0.001% of males
Protanopia #0051df ≈ 1.01% of males
Deuteranopia #0040d7 ≈ 1.27% of males
Tritanopia #005e81 ≈ 0.0001% of males
Protanomaly #0042dd ≈ 1.08% of males
Deuteranomaly #0035d8 ≈ 4.63% of males
Tritanomaly #004cac ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-371cda {
  color: #371cda;
}
Background
.bg-371cda {
  background-color: #371cda;
  color: #ffffff;
}
Border
.border-371cda {
  border: 2px solid #371cda;
}
CSS variables
:root {
  --color-primary: #371cda;
  --color-primary-rgb: 55 28 218;
  --color-primary-hsl: 249 77% 48%;
}
Gradient
.gradient-371cda {
  background: linear-gradient(135deg, #371cda, #961cda);
}
Colored shadow
.shadow-371cda {
  box-shadow: 0 8px 24px rgb(55 28 218 / 0.35);
}

#0000ff Blue ΔE 3.78 #3f00ff Ultramarine ΔE 4.30 #0000cd Medium Blue ΔE 4.69 #5218fa Han Purple ΔE 5.08 #1c39bb Persian Blue ΔE 7.29 #6f00ff Electric Indigo ΔE 7.74 #0014a8 Zaffre ΔE 7.99 #c8e325 Inverted #494949 Grayscale 

Blue
#371cda  rgb(55, 28, 218)  hsl(249, 77%, 48%)  Blue
#bfda1c  rgb(191, 218, 28)  hsl(69, 77%, 48%)  Pear
#da371c  rgb(218, 55, 28)  hsl(9, 77%, 48%)  Lust
#1cda37  rgb(28, 218, 55)  hsl(129, 77%, 48%)  Malachite