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#577DEA

#577dea ≈ Brandeis Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#577dea is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 34.12% red, 49.02% green and 91.76% blue; printed in CMYK it uses 62.82% cyan, 46.58% magenta, 0% yellow and 8.24% black. Its hue angle is 224.49°, with 77.78% saturation and 62.94% 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. Black text on this color reaches a contrast ratio of 5.53:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 5.79.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2263

Complementary

  1. #577dea
  2. #eac457

Split complementary

  1. #577dea
  2. #ea7a57
  3. #c6ea57

Analogous

  1. #57c6ea
  2. #577dea
  3. #7a57ea

Triadic

  1. #577dea
  2. #ea577d
  3. #7dea57

Tetradic

  1. #577dea
  2. #c457ea
  3. #eac457
  4. #7dea57

Square

  1. #577dea
  2. #ea57c6
  3. #eac457
  4. #57ea7a

Monochromatic

  1. #133495
  2. #1b4cd9
  3. #577dea
  4. #9bb2f3
  5. #dfe6fb

Shades

#577dea mixed progressively with black.

  1. #577dea
  2. #4e71d3
  3. #4664bb
  4. #3d58a4
  5. #344b8c
  6. #2c3f75
  7. #23325e
  8. #1a2646
  9. #11192f
  10. #090d17
  11. #000000

Tints

#577dea mixed progressively with white.

  1. #577dea
  2. #688aec
  3. #7997ee
  4. #89a4f0
  5. #9ab1f2
  6. #abbef5
  7. #bccbf7
  8. #cdd8f9
  9. #dde5fb
  10. #eef2fd
  11. #ffffff

Tones

#577dea mixed progressively with gray.

  1. #577dea
  2. #5b7ddf
  3. #5f7ed5
  4. #637eca
  5. #677ec0
  6. #6c7fb5
  7. #707faa
  8. #747fa0
  9. #787f95
  10. #7c808b
  11. #808080

Readable text 3.8:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.53:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #7481b5 ≈ 0.001% of males
Protanopia #468aee ≈ 1.01% of males
Deuteranopia #2b7de8 ≈ 1.27% of males
Tritanopia #0096a8 ≈ 0.0001% of males
Protanomaly #4e85ec ≈ 1.08% of males
Deuteranomaly #417de9 ≈ 4.63% of males
Tritanomaly #1d8dc6 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577dea {
  color: #577dea;
}
Background
.bg-577dea {
  background-color: #577dea;
  color: #000000;
}
Border
.border-577dea {
  border: 2px solid #577dea;
}
CSS variables
:root {
  --color-primary: #577dea;
  --color-primary-rgb: 87 125 234;
  --color-primary-hsl: 224 78% 63%;
}
Gradient
.gradient-577dea {
  background: linear-gradient(135deg, #577dea, #7a57ea);
}
Colored shadow
.shadow-577dea {
  box-shadow: 0 8px 24px rgb(87 125 234 / 0.35);
}

#0070ff Brandeis Blue ΔE 5.79 #6082b6 Glaucous ΔE 5.81 #417dc1 Tufts Blue ΔE 6.92 #4169e1 Royal Blue ΔE 7.09 #5b92e5 United Nations Blue ΔE 7.19 #4166f5 Ultramarine Blue ΔE 7.64 #6495ed Cornflower Blue ΔE 7.64 #a88215 Inverted #838383 Grayscale 

Brandeis Blue
#577dea  rgb(87, 125, 234)  hsl(224, 78%, 63%)  Brandeis Blue
#eac457  rgb(234, 196, 87)  hsl(44, 78%, 63%)  Meat Brown
#ea577d  rgb(234, 87, 125)  hsl(344, 78%, 63%)  Blush
#7dea57  rgb(125, 234, 87)  hsl(104, 78%, 63%)  Pastel Green