ColorTool
Log in
#457FEF

#457fef ≈ Brandeis Blue

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

#457fef is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 27.06% red, 49.8% green and 93.73% blue; printed in CMYK it uses 71.13% cyan, 46.86% magenta, 0% yellow and 6.27% black. Its hue angle is 219.53°, with 84.16% saturation and 60.39% 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 5.54:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 5.21.

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 luminance0.2268

Complementary

  1. #457fef
  2. #efb545

Split complementary

  1. #457fef
  2. #ef6045
  3. #d4ef45

Analogous

  1. #45d4ef
  2. #457fef
  3. #6045ef

Triadic

  1. #457fef
  2. #ef457f
  3. #7fef45

Tetradic

  1. #457fef
  2. #b545ef
  3. #efb545
  4. #7fef45

Square

  1. #457fef
  2. #ef45d4
  3. #efb545
  4. #45ef60

Monochromatic

  1. #0c398f
  2. #1255d5
  3. #457fef
  4. #8baff5
  5. #d2e0fb

Shades

#457fef mixed progressively with black.

  1. #457fef
  2. #3e72d7
  3. #3766bf
  4. #3059a7
  5. #294c8f
  6. #234078
  7. #1c3360
  8. #152648
  9. #0e1930
  10. #070d18
  11. #000000

Tints

#457fef mixed progressively with white.

  1. #457fef
  2. #588cf1
  3. #6a99f2
  4. #7da5f4
  5. #8fb2f5
  6. #a2bff7
  7. #b5ccf9
  8. #c7d9fa
  9. #dae5fc
  10. #ecf2fd
  11. #ffffff

Tones

#457fef mixed progressively with gray.

  1. #457fef
  2. #4b7fe4
  3. #517fd9
  4. #577fce
  5. #5d7fc3
  6. #6380b8
  7. #6880ac
  8. #6e80a1
  9. #748096
  10. #7a808b
  11. #808080

Readable text 3.79:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.54:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #6f81b8 ≈ 0.001% of males
Protanopia #438bf3 ≈ 1.01% of males
Deuteranopia #157ced ≈ 1.27% of males
Tritanopia #0099ab ≈ 0.0001% of males
Protanomaly #4487f2 ≈ 1.08% of males
Deuteranomaly #2f7dee ≈ 4.63% of males
Tritanomaly #0090ca ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-457fef {
  color: #457fef;
}
Background
.bg-457fef {
  background-color: #457fef;
  color: #000000;
}
Border
.border-457fef {
  border: 2px solid #457fef;
}
CSS variables
:root {
  --color-primary: #457fef;
  --color-primary-rgb: 69 127 239;
  --color-primary-hsl: 220 84% 60%;
}
Gradient
.gradient-457fef {
  background: linear-gradient(135deg, #457fef, #6045ef);
}
Colored shadow
.shadow-457fef {
  box-shadow: 0 8px 24px rgb(69 127 239 / 0.35);
}

#0070ff Brandeis Blue ΔE 5.21 #417dc1 Tufts Blue ΔE 5.60 #5b92e5 United Nations Blue ΔE 6.07 #6082b6 Glaucous ΔE 6.14 #318ce7 Bleu de France ΔE 6.32 #6495ed Cornflower Blue ΔE 6.96 #4682b4 Steel Blue ΔE 7.10 #ba8010 Inverted #838383 Grayscale 

Brandeis Blue
#457fef  rgb(69, 127, 239)  hsl(220, 84%, 60%)  Brandeis Blue
#efb545  rgb(239, 181, 69)  hsl(40, 84%, 60%)  Meat Brown
#ef457f  rgb(239, 69, 127)  hsl(340, 84%, 60%)  French Rose
#7fef45  rgb(127, 239, 69)  hsl(100, 84%, 60%)  Lawn Green