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#665EEF

#665eef ≈ Medium Slate Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#665eef is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 40% red, 36.86% green and 93.73% blue; printed in CMYK it uses 57.32% cyan, 60.67% magenta, 0% yellow and 6.27% black. Its hue angle is 243.31°, with 81.92% saturation and 65.29% 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. White text on this color reaches a contrast ratio of 4.76:1 (WCAG AA). The closest named color is Medium Slate Blue (#7b68ee), ΔE 4.36.

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 luminance0.1706

Complementary

  1. #665eef
  2. #e7ef5e

Split complementary

  1. #665eef
  2. #efae5e
  3. #9eef5e

Analogous

  1. #5e9eef
  2. #665eef
  3. #ae5eef

Triadic

  1. #665eef
  2. #ef665e
  3. #5eef66

Tetradic

  1. #665eef
  2. #ef5ee7
  3. #e7ef5e
  4. #5eef66

Square

  1. #665eef
  2. #ef5e9e
  3. #e7ef5e
  4. #5eefae

Monochromatic

  1. #1810a4
  2. #2418e8
  3. #665eef
  4. #a8a4f6
  5. #eae9fd

Shades

#665eef mixed progressively with black.

  1. #665eef
  2. #5c55d7
  3. #524bbf
  4. #4742a7
  5. #3d388f
  6. #332f78
  7. #292660
  8. #1f1c48
  9. #141330
  10. #0a0918
  11. #000000

Tints

#665eef mixed progressively with white.

  1. #665eef
  2. #756ef1
  3. #857ef2
  4. #948ef4
  5. #a39ef5
  6. #b3aff7
  7. #c2bff9
  8. #d1cffa
  9. #e0dffc
  10. #f0effd
  11. #ffffff

Tones

#665eef mixed progressively with gray.

  1. #665eef
  2. #6961e4
  3. #6b65d9
  4. #6e68ce
  5. #706cc3
  6. #736fb8
  7. #7672ac
  8. #7876a1
  9. #7b7996
  10. #7d7d8b
  11. #808080

Readable text 4.76:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.41:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #737373 ≈ 0.003% of males
Achromatomaly #6e6bb2 ≈ 0.001% of males
Protanopia #0078f4 ≈ 1.01% of males
Deuteranopia #006dec ≈ 1.27% of males
Tritanopia #0d819e ≈ 0.0001% of males
Protanomaly #306ff2 ≈ 1.08% of males
Deuteranomaly #2967ed ≈ 4.63% of males
Tritanomaly #4375c4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-665eef {
  color: #665eef;
}
Background
.bg-665eef {
  background-color: #665eef;
  color: #ffffff;
}
Border
.border-665eef {
  border: 2px solid #665eef;
}
CSS variables
:root {
  --color-primary: #665eef;
  --color-primary-rgb: 102 94 239;
  --color-primary-hsl: 243 82% 65%;
}
Gradient
.gradient-665eef {
  background: linear-gradient(135deg, #665eef, #ae5eef);
}
Colored shadow
.shadow-665eef {
  box-shadow: 0 8px 24px rgb(102 94 239 / 0.35);
}

#7b68ee Medium Slate Blue ΔE 4.36 #6a5acd Slate Blue ΔE 4.97 #6050dc Majorelle Blue ΔE 5.07 #4166f5 Ultramarine Blue ΔE 5.52 #5a4fcf Iris ΔE 6.66 #4169e1 Royal Blue ΔE 7.32 #9370db Medium Purple ΔE 10.02 #99a110 Inverted #737373 Grayscale 

Medium Slate Blue
#665eef  rgb(102, 94, 239)  hsl(243, 82%, 65%)  Medium Slate Blue
#e7ef5e  rgb(231, 239, 94)  hsl(63, 82%, 65%)  Icterine
#ef665e  rgb(239, 102, 94)  hsl(3, 82%, 65%)  Pastel Red
#5eef66  rgb(94, 239, 102)  hsl(123, 82%, 65%)  Spring Green