ColorTool
Log in
#66EAEE

#66eaee ≈ Electric Blue

  • cyan
  • Lightness: high
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#66eaee is a color from the cyan family, with high lightness and strong saturation. In the RGB model it is made of 40% red, 91.76% green and 93.33% blue; printed in CMYK it uses 57.14% cyan, 1.68% magenta, 0% yellow and 6.67% black. Its hue angle is 181.76°, with 80% saturation and 66.67% lightness in HSL. It is a cool color, often associated with freshness, technology and clarity. Designers typically use it for health and wellness, technology products and brand accents. Black text on this color reaches a contrast ratio of 14.57:1 (WCAG AAA). The closest named color is Electric Blue (#7df9ff), ΔE 3.59.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#66ffff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.6784

Complementary

  1. #66eaee
  2. #ee6a66

Split complementary

  1. #66eaee
  2. #ee66a6
  3. #eeae66

Analogous

  1. #66eeae
  2. #66eaee
  3. #66a6ee

Triadic

  1. #66eaee
  2. #ee66ea
  3. #eaee66

Tetradic

  1. #66eaee
  2. #6a66ee
  3. #ee6a66
  4. #eaee66

Square

  1. #66eaee
  2. #ae66ee
  3. #ee6a66
  4. #a6ee66

Monochromatic

  1. #13a4a8
  2. #21e1e6
  3. #66eaee
  4. #abf3f6
  5. #edfcfd

Shades

#66eaee mixed progressively with black.

  1. #66eaee
  2. #5cd3d6
  3. #52bbbe
  4. #47a4a7
  5. #3d8c8f
  6. #337577
  7. #295e5f
  8. #1f4647
  9. #142f30
  10. #0a1718
  11. #000000

Tints

#66eaee mixed progressively with white.

  1. #66eaee
  2. #75ecf0
  3. #85eef1
  4. #94f0f3
  5. #a3f2f5
  6. #b3f5f7
  7. #c2f7f8
  8. #d1f9fa
  9. #e0fbfc
  10. #f0fdfd
  11. #ffffff

Tones

#66eaee mixed progressively with gray.

  1. #66eaee
  2. #69dfe3
  3. #6bd5d8
  4. #6ecacd
  5. #70c0c2
  6. #73b5b7
  7. #76aaac
  8. #78a0a1
  9. #7b9596
  10. #7d8b8b
  11. #808080

Readable text 1.44:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 14.57:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #d7d7d7 ≈ 0.003% of males
Achromatomaly #b5dfe0 ≈ 0.001% of males
Protanopia #dbe0ef ≈ 1.01% of males
Deuteranopia #c6d0ef ≈ 1.27% of males
Tritanopia #00f1eb ≈ 0.0001% of males
Protanomaly #b8e4ee ≈ 1.08% of males
Deuteranomaly #a8dbef ≈ 4.63% of males
Tritanomaly #2aeeec ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-66eaee {
  color: #66eaee;
}
Background
.bg-66eaee {
  background-color: #66eaee;
  color: #000000;
}
Border
.border-66eaee {
  border: 2px solid #66eaee;
}
CSS variables
:root {
  --color-primary: #66eaee;
  --color-primary-rgb: 102 234 238;
  --color-primary-hsl: 182 80% 67%;
}
Gradient
.gradient-66eaee {
  background: linear-gradient(135deg, #66eaee, #66a6ee);
}
Colored shadow
.shadow-66eaee {
  box-shadow: 0 8px 24px rgb(102 234 238 / 0.35);
}

#7df9ff Electric Blue ΔE 3.59 #00ffff Aqua ΔE 5.77 #00ffff Cyan ΔE 5.77 #08e8de Bright Turquoise ΔE 6.28 #48d1cc Medium Turquoise ΔE 6.98 #00ced1 Dark Turquoise ΔE 7.58 #40e0d0 Turquoise ΔE 7.81 #991511 Inverted #d7d7d7 Grayscale 

Electric Blue
#66eaee  rgb(102, 234, 238)  hsl(182, 80%, 67%)  Electric Blue
#ee6a66  rgb(238, 106, 102)  hsl(2, 80%, 67%)  Pastel Red
#ee66ea  rgb(238, 102, 234)  hsl(302, 80%, 67%)  Orchid
#eaee66  rgb(234, 238, 102)  hsl(62, 80%, 67%)  Icterine