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#577DF7

#577df7 ≈ Brandeis Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#577df7 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 96.86% blue; printed in CMYK it uses 64.78% cyan, 49.39% magenta, 0% yellow and 3.14% black. Its hue angle is 225.75°, with 90.91% saturation and 65.49% 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 5.68:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 5.91.

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 luminance0.2341

Complementary

  1. #577df7
  2. #f7d157

Split complementary

  1. #577df7
  2. #f78157
  3. #cdf757

Analogous

  1. #57cdf7
  2. #577df7
  3. #8157f7

Triadic

  1. #577df7
  2. #f7577d
  3. #7df757

Tetradic

  1. #577df7
  2. #d157f7
  3. #f7d157
  4. #7df757

Square

  1. #577df7
  2. #f757cd
  3. #f7d157
  4. #57f781

Monochromatic

  1. #082fad
  2. #0e44f4
  3. #577df7
  4. #a0b6fa
  5. #e9eefe

Shades

#577df7 mixed progressively with black.

  1. #577df7
  2. #4e71de
  3. #4664c6
  4. #3d58ad
  5. #344b94
  6. #2c3f7c
  7. #233263
  8. #1a264a
  9. #111931
  10. #090d19
  11. #000000

Tints

#577df7 mixed progressively with white.

  1. #577df7
  2. #688af8
  3. #7997f9
  4. #89a4f9
  5. #9ab1fa
  6. #abbefb
  7. #bccbfc
  8. #cdd8fd
  9. #dde5fd
  10. #eef2fe
  11. #ffffff

Tones

#577df7 mixed progressively with gray.

  1. #577df7
  2. #5b7deb
  3. #5f7edf
  4. #637ed3
  5. #677ec7
  6. #6c7fbc
  7. #707fb0
  8. #747fa4
  9. #787f98
  10. #7c808c
  11. #808080

Readable text 3.7:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.68:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #858585 ≈ 0.003% of males
Achromatomaly #7582be ≈ 0.001% of males
Protanopia #388dfb ≈ 1.01% of males
Deuteranopia #007ef4 ≈ 1.27% of males
Tritanopia #0099ae ≈ 0.0001% of males
Protanomaly #4687fa ≈ 1.08% of males
Deuteranomaly #377ef6 ≈ 4.63% of males
Tritanomaly #028fcf ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577df7 {
  color: #577df7;
}
Background
.bg-577df7 {
  background-color: #577df7;
  color: #000000;
}
Border
.border-577df7 {
  border: 2px solid #577df7;
}
CSS variables
:root {
  --color-primary: #577df7;
  --color-primary-rgb: 87 125 247;
  --color-primary-hsl: 226 91% 65%;
}
Gradient
.gradient-577df7 {
  background: linear-gradient(135deg, #577df7, #8157f7);
}
Colored shadow
.shadow-577df7 {
  box-shadow: 0 8px 24px rgb(87 125 247 / 0.35);
}

#0070ff Brandeis Blue ΔE 5.91 #6082b6 Glaucous ΔE 7.06 #5b92e5 United Nations Blue ΔE 7.45 #4166f5 Ultramarine Blue ΔE 7.63 #4169e1 Royal Blue ΔE 7.65 #6495ed Cornflower Blue ΔE 7.66 #417dc1 Tufts Blue ΔE 8.12 #a88208 Inverted #858585 Grayscale 

Brandeis Blue
#577df7  rgb(87, 125, 247)  hsl(226, 91%, 65%)  Brandeis Blue
#f7d157  rgb(247, 209, 87)  hsl(46, 91%, 65%)  Naples Yellow
#f7577d  rgb(247, 87, 125)  hsl(346, 91%, 65%)  Blush
#7df757  rgb(125, 247, 87)  hsl(106, 91%, 65%)  Neon Green