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#577FF1

#577ff1 ≈ Brandeis Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#577ff1 is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 34.12% red, 49.8% green and 94.51% blue; printed in CMYK it uses 63.9% cyan, 47.3% magenta, 0% yellow and 5.49% black. Its hue angle is 224.42°, with 84.62% saturation and 64.31% 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. Black text on this color reaches a contrast ratio of 5.71:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 6.14.

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 luminance0.2356

Complementary

  1. #577ff1
  2. #f1c957

Split complementary

  1. #577ff1
  2. #f17c57
  3. #ccf157

Analogous

  1. #57ccf1
  2. #577ff1
  3. #7c57f1

Triadic

  1. #577ff1
  2. #f1577f
  3. #7ff157

Tetradic

  1. #577ff1
  2. #c957f1
  3. #f1c957
  4. #7ff157

Square

  1. #577ff1
  2. #f157cc
  3. #f1c957
  4. #57f17c

Monochromatic

  1. #0d34a2
  2. #134be8
  3. #577ff1
  4. #9eb5f7
  5. #e4ebfd

Shades

#577ff1 mixed progressively with black.

  1. #577ff1
  2. #4e72d9
  3. #4666c1
  4. #3d59a9
  5. #344c91
  6. #2c4079
  7. #233360
  8. #1a2648
  9. #111930
  10. #090d18
  11. #000000

Tints

#577ff1 mixed progressively with white.

  1. #577ff1
  2. #688cf2
  3. #7999f4
  4. #89a5f5
  5. #9ab2f7
  6. #abbff8
  7. #bcccf9
  8. #cdd9fb
  9. #dde5fc
  10. #eef2fe
  11. #ffffff

Tones

#577ff1 mixed progressively with gray.

  1. #577ff1
  2. #5b7fe6
  3. #5f7fda
  4. #637fcf
  5. #677fc4
  6. #6c80b9
  7. #7080ad
  8. #7480a2
  9. #788097
  10. #7c808b
  11. #808080

Readable text 3.68:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.71:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #858585 ≈ 0.003% of males
Achromatomaly #7583ba ≈ 0.001% of males
Protanopia #448df5 ≈ 1.01% of males
Deuteranopia #237fef ≈ 1.27% of males
Tritanopia #0099ac ≈ 0.0001% of males
Protanomaly #4c87f4 ≈ 1.08% of males
Deuteranomaly #3e7ff0 ≈ 4.63% of males
Tritanomaly #1190cc ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577ff1 {
  color: #577ff1;
}
Background
.bg-577ff1 {
  background-color: #577ff1;
  color: #000000;
}
Border
.border-577ff1 {
  border: 2px solid #577ff1;
}
CSS variables
:root {
  --color-primary: #577ff1;
  --color-primary-rgb: 87 127 241;
  --color-primary-hsl: 224 85% 64%;
}
Gradient
.gradient-577ff1 {
  background: linear-gradient(135deg, #577ff1, #7c57f1);
}
Colored shadow
.shadow-577ff1 {
  box-shadow: 0 8px 24px rgb(87 127 241 / 0.35);
}

#0070ff Brandeis Blue ΔE 6.14 #6082b6 Glaucous ΔE 6.36 #5b92e5 United Nations Blue ΔE 6.62 #6495ed Cornflower Blue ΔE 6.95 #417dc1 Tufts Blue ΔE 7.43 #4169e1 Royal Blue ΔE 7.94 #4166f5 Ultramarine Blue ΔE 8.24 #a8800e Inverted #858585 Grayscale 

Brandeis Blue
#577ff1  rgb(87, 127, 241)  hsl(224, 85%, 64%)  Brandeis Blue
#f1c957  rgb(241, 201, 87)  hsl(44, 85%, 64%)  Saffron
#f1577f  rgb(241, 87, 127)  hsl(344, 85%, 64%)  Blush
#7ff157  rgb(127, 241, 87)  hsl(104, 85%, 64%)  Lawn Green