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#331BB4

#331bb4 ≈ Zaffre

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#331bb4 is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20% red, 10.59% green and 70.59% blue; printed in CMYK it uses 71.67% cyan, 85% magenta, 0% yellow and 29.41% black. Its hue angle is 249.41°, with 73.91% saturation and 40.59% 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 10.73:1 (WCAG AAA). The closest named color is Zaffre (#0014a8), ΔE 3.74.

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 luminance0.0478

Complementary

  1. #331bb4
  2. #9cb41b

Split complementary

  1. #331bb4
  2. #b4801b
  3. #50b41b

Analogous

  1. #1b50b4
  2. #331bb4
  3. #801bb4

Triadic

  1. #331bb4
  2. #b4331b
  3. #1bb433

Tetradic

  1. #331bb4
  2. #b41b9c
  3. #9cb41b
  4. #1bb433

Square

  1. #331bb4
  2. #b41b50
  3. #9cb41b
  4. #1bb480

Monochromatic

  1. #0d072f
  2. #201171
  3. #331bb4
  4. #543ae1
  5. #8e7deb

Shades

#331bb4 mixed progressively with black.

  1. #331bb4
  2. #2e18a2
  3. #291690
  4. #24137e
  5. #1f106c
  6. #1a0e5a
  7. #140b48
  8. #0f0836
  9. #0a0524
  10. #050312
  11. #000000

Tints

#331bb4 mixed progressively with white.

  1. #331bb4
  2. #4732bc
  3. #5c49c3
  4. #705fcb
  5. #8576d2
  6. #998dda
  7. #ada4e1
  8. #c2bbe9
  9. #d6d1f0
  10. #ebe8f8
  11. #ffffff

Tones

#331bb4 mixed progressively with gray.

  1. #331bb4
  2. #3b25af
  3. #422faa
  4. #4a39a4
  5. #52439f
  6. #5a4e9a
  7. #615895
  8. #696290
  9. #716c8a
  10. #787685
  11. #808080

Readable text 10.73:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.96:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #3e3e3e ≈ 0.003% of males
Achromatomaly #3a337f ≈ 0.001% of males
Protanopia #0044b8 ≈ 1.01% of males
Deuteranopia #0037b1 ≈ 1.27% of males
Tritanopia #004d6b ≈ 0.0001% of males
Protanomaly #0038b6 ≈ 1.08% of males
Deuteranomaly #002eb2 ≈ 4.63% of males
Tritanomaly #003f8e ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-331bb4 {
  color: #331bb4;
}
Background
.bg-331bb4 {
  background-color: #331bb4;
  color: #ffffff;
}
Border
.border-331bb4 {
  border: 2px solid #331bb4;
}
CSS variables
:root {
  --color-primary: #331bb4;
  --color-primary-rgb: 51 27 180;
  --color-primary-hsl: 249 74% 41%;
}
Gradient
.gradient-331bb4 {
  background: linear-gradient(135deg, #331bb4, #801bb4);
}
Colored shadow
.shadow-331bb4 {
  box-shadow: 0 8px 24px rgb(51 27 180 / 0.35);
}

#0014a8 Zaffre ΔE 3.74 #0000cd Medium Blue ΔE 3.78 #002395 Imperial Blue ΔE 6.16 #1034a6 Egyptian Blue ΔE 7.17 #1c39bb Persian Blue ΔE 7.19 #000f89 Phthalo Blue ΔE 7.49 #00008b Dark Blue ΔE 8.03 #cce44b Inverted #3e3e3e Grayscale 

Zaffre
#331bb4  rgb(51, 27, 180)  hsl(249, 74%, 41%)  Zaffre
#9cb41b  rgb(156, 180, 27)  hsl(69, 74%, 41%)  Apple Green
#b4331b  rgb(180, 51, 27)  hsl(9, 74%, 41%)  Cornell Red
#1bb433  rgb(27, 180, 51)  hsl(129, 74%, 41%)  Kelly Green