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#387BEF

#387bef ≈ Brandeis Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#387bef is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 21.96% red, 48.24% green and 93.73% blue; printed in CMYK it uses 76.57% cyan, 48.54% magenta, 0% yellow and 6.27% black. Its hue angle is 218.03°, with 85.12% saturation and 57.84% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and call-to-action buttons. Black text on this color reaches a contrast ratio of 5.25:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 3.88.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2124

Complementary

  1. #387bef
  2. #efac38

Split complementary

  1. #387bef
  2. #ef5038
  3. #d7ef38

Analogous

  1. #38d7ef
  2. #387bef
  3. #5038ef

Triadic

  1. #387bef
  2. #ef387b
  3. #7bef38

Tetradic

  1. #387bef
  2. #ac38ef
  3. #efac38
  4. #7bef38

Square

  1. #387bef
  2. #ef38d7
  3. #efac38
  4. #38ef50

Monochromatic

  1. #0b3783
  2. #1054ca
  3. #387bef
  4. #7faaf5
  5. #c6d9fa

Shades

#387bef mixed progressively with black.

  1. #387bef
  2. #326fd7
  3. #2d62bf
  4. #2756a7
  5. #224a8f
  6. #1c3e78
  7. #163160
  8. #112548
  9. #0b1930
  10. #060c18
  11. #000000

Tints

#387bef mixed progressively with white.

  1. #387bef
  2. #4c88f1
  3. #6095f2
  4. #74a3f4
  5. #88b0f5
  6. #9cbdf7
  7. #afcaf9
  8. #c3d7fa
  9. #d7e5fc
  10. #ebf2fd
  11. #ffffff

Tones

#387bef mixed progressively with gray.

  1. #387bef
  2. #3f7ce4
  3. #467cd9
  4. #4e7dce
  5. #557dc3
  6. #5c7eb8
  7. #637eac
  8. #6a7fa1
  9. #727f96
  10. #79808b
  11. #808080

Readable text 4:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.25:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #6a7db7 ≈ 0.001% of males
Protanopia #3788f3 ≈ 1.01% of males
Deuteranopia #0077ed ≈ 1.27% of males
Tritanopia #0097aa ≈ 0.0001% of males
Protanomaly #3783f2 ≈ 1.08% of males
Deuteranomaly #1779ee ≈ 4.63% of males
Tritanomaly #008dc9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-387bef {
  color: #387bef;
}
Background
.bg-387bef {
  background-color: #387bef;
  color: #000000;
}
Border
.border-387bef {
  border: 2px solid #387bef;
}
CSS variables
:root {
  --color-primary: #387bef;
  --color-primary-rgb: 56 123 239;
  --color-primary-hsl: 218 85% 58%;
}
Gradient
.gradient-387bef {
  background: linear-gradient(135deg, #387bef, #5038ef);
}
Colored shadow
.shadow-387bef {
  box-shadow: 0 8px 24px rgb(56 123 239 / 0.35);
}

#0070ff Brandeis Blue ΔE 3.88 #417dc1 Tufts Blue ΔE 5.00 #6082b6 Glaucous ΔE 6.54 #0073cf True Blue ΔE 6.60 #4682b4 Steel Blue ΔE 6.83 #318ce7 Bleu de France ΔE 6.84 #4169e1 Royal Blue ΔE 6.89 #c78410 Inverted #7f7f7f Grayscale 

Brandeis Blue
#387bef  rgb(56, 123, 239)  hsl(218, 85%, 58%)  Brandeis Blue
#efac38  rgb(239, 172, 56)  hsl(38, 85%, 58%)  Marigold
#ef387b  rgb(239, 56, 123)  hsl(338, 85%, 58%)  Rose
#7bef38  rgb(123, 239, 56)  hsl(98, 85%, 58%)  Lawn Green