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#5B66EA

#5b66ea ≈ Ultramarine Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#5b66ea is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 35.69% red, 40% green and 91.76% blue; printed in CMYK it uses 61.11% cyan, 56.41% magenta, 0% yellow and 8.24% black. Its hue angle is 235.38°, with 77.3% saturation and 63.73% 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. White text on this color reaches a contrast ratio of 4.63:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 3.03.

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 luminance0.1767

Complementary

  1. #5b66ea
  2. #eadf5b

Split complementary

  1. #5b66ea
  2. #ea985b
  3. #aeea5b

Analogous

  1. #5baeea
  2. #5b66ea
  3. #985bea

Triadic

  1. #5b66ea
  2. #ea5b66
  3. #66ea5b

Tetradic

  1. #5b66ea
  2. #df5bea
  3. #eadf5b
  4. #66ea5b

Square

  1. #5b66ea
  2. #ea5bae
  3. #eadf5b
  4. #5bea98

Monochromatic

  1. #141e98
  2. #1c2bdc
  3. #5b66ea
  4. #9fa5f3
  5. #e3e5fb

Shades

#5b66ea mixed progressively with black.

  1. #5b66ea
  2. #525cd3
  3. #4952bb
  4. #4047a4
  5. #373d8c
  6. #2e3375
  7. #24295e
  8. #1b1f46
  9. #12142f
  10. #090a17
  11. #000000

Tints

#5b66ea mixed progressively with white.

  1. #5b66ea
  2. #6b75ec
  3. #7c85ee
  4. #8c94f0
  5. #9da3f2
  6. #adb3f5
  7. #bdc2f7
  8. #ced1f9
  9. #dee0fb
  10. #eff0fd
  11. #ffffff

Tones

#5b66ea mixed progressively with gray.

  1. #5b66ea
  2. #5f69df
  3. #626bd5
  4. #666eca
  5. #6a70c0
  6. #6e73b5
  7. #7176aa
  8. #7578a0
  9. #797b95
  10. #7c7d8b
  11. #808080

Readable text 4.63:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.53:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #757575 ≈ 0.003% of males
Achromatomaly #6b6fb0 ≈ 0.001% of males
Protanopia #007bee ≈ 1.01% of males
Deuteranopia #006fe7 ≈ 1.27% of males
Tritanopia #00869e ≈ 0.0001% of males
Protanomaly #3473ed ≈ 1.08% of males
Deuteranomaly #286be8 ≈ 4.63% of males
Tritanomaly #2d7ac1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-5b66ea {
  color: #5b66ea;
}
Background
.bg-5b66ea {
  background-color: #5b66ea;
  color: #ffffff;
}
Border
.border-5b66ea {
  border: 2px solid #5b66ea;
}
CSS variables
:root {
  --color-primary: #5b66ea;
  --color-primary-rgb: 91 102 234;
  --color-primary-hsl: 235 77% 64%;
}
Gradient
.gradient-5b66ea {
  background: linear-gradient(135deg, #5b66ea, #985bea);
}
Colored shadow
.shadow-5b66ea {
  box-shadow: 0 8px 24px rgb(91 102 234 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 3.03 #4169e1 Royal Blue ΔE 4.36 #7b68ee Medium Slate Blue ΔE 5.29 #6a5acd Slate Blue ΔE 6.34 #6050dc Majorelle Blue ΔE 7.17 #0070ff Brandeis Blue ΔE 7.58 #5a4fcf Iris ΔE 8.14 #a49915 Inverted #757575 Grayscale 

Ultramarine Blue
#5b66ea  rgb(91, 102, 234)  hsl(235, 77%, 64%)  Ultramarine Blue
#eadf5b  rgb(234, 223, 91)  hsl(55, 77%, 64%)  Straw
#ea5b66  rgb(234, 91, 102)  hsl(355, 77%, 64%)  Neon Fuchsia
#66ea5b  rgb(102, 234, 91)  hsl(115, 77%, 64%)  Pastel Green