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#031BB5

#031bb5 ≈ Zaffre

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
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#031bb5 is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 1.18% red, 10.59% green and 70.98% blue; printed in CMYK it uses 98.34% cyan, 85.08% magenta, 0% yellow and 29.02% black. Its hue angle is 231.91°, with 96.74% saturation and 36.08% 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 11.49:1 (WCAG AAA). The closest named color is Zaffre (#0014a8), ΔE 2.19.

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 luminance0.0414

Complementary

  1. #031bb5
  2. #b59d03

Split complementary

  1. #031bb5
  2. #b54403
  3. #74b503

Analogous

  1. #0374b5
  2. #031bb5
  3. #4403b5

Triadic

  1. #031bb5
  2. #b5031b
  3. #1bb503

Tetradic

  1. #031bb5
  2. #9d03b5
  3. #b59d03
  4. #1bb503

Square

  1. #031bb5
  2. #b50374
  3. #b59d03
  4. #03b544

Monochromatic

  1. #01051f
  2. #02106a
  3. #031bb5
  4. #0a2afb
  5. #556bfc

Shades

#031bb5 mixed progressively with black.

  1. #031bb5
  2. #0318a3
  3. #021691
  4. #02137f
  5. #02106d
  6. #020e5b
  7. #010b48
  8. #010836
  9. #010524
  10. #000312
  11. #000000

Tints

#031bb5 mixed progressively with white.

  1. #031bb5
  2. #1c32bc
  3. #3549c4
  4. #4f5fcb
  5. #6876d3
  6. #818dda
  7. #9aa4e1
  8. #b3bbe9
  9. #cdd1f0
  10. #e6e8f8
  11. #ffffff

Tones

#031bb5 mixed progressively with gray.

  1. #031bb5
  2. #1025b0
  3. #1c2faa
  4. #2939a5
  5. #3543a0
  6. #424e9b
  7. #4e5895
  8. #5b6290
  9. #676c8b
  10. #747685
  11. #808080

Readable text 11.49:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.83:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #393939 ≈ 0.003% of males
Achromatomaly #2c307e ≈ 0.001% of males
Protanopia #0042b9 ≈ 1.01% of males
Deuteranopia #0030b3 ≈ 1.27% of males
Tritanopia #004f6b ≈ 0.0001% of males
Protanomaly #0036b7 ≈ 1.08% of males
Deuteranomaly #0029b4 ≈ 4.63% of males
Tritanomaly #00408f ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-031bb5 {
  color: #031bb5;
}
Background
.bg-031bb5 {
  background-color: #031bb5;
  color: #ffffff;
}
Border
.border-031bb5 {
  border: 2px solid #031bb5;
}
CSS variables
:root {
  --color-primary: #031bb5;
  --color-primary-rgb: 3 27 181;
  --color-primary-hsl: 232 97% 36%;
}
Gradient
.gradient-031bb5 {
  background: linear-gradient(135deg, #031bb5, #4403b5);
}
Colored shadow
.shadow-031bb5 {
  box-shadow: 0 8px 24px rgb(3 27 181 / 0.35);
}

#0014a8 Zaffre ΔE 2.19 #0000cd Medium Blue ΔE 3.55 #002395 Imperial Blue ΔE 4.78 #1034a6 Egyptian Blue ΔE 6.34 #000f89 Phthalo Blue ΔE 6.45 #1c39bb Persian Blue ΔE 6.96 #00008b Dark Blue ΔE 7.18 #fce44a Inverted #393939 Grayscale 

Zaffre
#031bb5  rgb(3, 27, 181)  hsl(232, 97%, 36%)  Zaffre
#b59d03  rgb(181, 157, 3)  hsl(52, 97%, 36%)  Brass
#b5031b  rgb(181, 3, 27)  hsl(352, 97%, 36%)  Cornell Red
#1bb503  rgb(27, 181, 3)  hsl(112, 97%, 36%)  Kelly Green