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#28C1DD

#28c1dd ≈ Sky Blue

  • cyan
  • Lightness: medium
  • Saturation: strong
  • Cool
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#28c1dd is a color from the cyan family, with medium lightness and strong saturation. In the RGB model it is made of 15.69% red, 75.69% green and 86.67% blue; printed in CMYK it uses 81.9% cyan, 12.67% magenta, 0% yellow and 13.33% black. Its hue angle is 189.28°, with 72.69% saturation and 51.18% 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 9.76:1 (WCAG AAA). The closest named color is Sky Blue (#87ceeb), ΔE 8.5.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#33cccc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.4381

Complementary

  1. #28c1dd
  2. #dd4428

Split complementary

  1. #28c1dd
  2. #dd2867
  3. #dd9f28

Analogous

  1. #28dd9f
  2. #28c1dd
  3. #2867dd

Triadic

  1. #28c1dd
  2. #dd28c1
  3. #c1dd28

Tetradic

  1. #28c1dd
  2. #4428dd
  3. #dd4428
  4. #c1dd28

Square

  1. #28c1dd
  2. #9f28dd
  3. #dd4428
  4. #67dd28

Monochromatic

  1. #0f515d
  2. #198b9f
  3. #28c1dd
  4. #6ad4e7
  5. #ace7f2

Shades

#28c1dd mixed progressively with black.

  1. #28c1dd
  2. #24aec7
  3. #209ab1
  4. #1c879b
  5. #187485
  6. #14616f
  7. #104d58
  8. #0c3a42
  9. #08272c
  10. #041316
  11. #000000

Tints

#28c1dd mixed progressively with white.

  1. #28c1dd
  2. #3ec7e0
  3. #53cde4
  4. #69d4e7
  5. #7edaeb
  6. #94e0ee
  7. #a9e6f1
  8. #bfecf5
  9. #d4f3f8
  10. #eaf9fc
  11. #ffffff

Tones

#28c1dd mixed progressively with gray.

  1. #28c1dd
  2. #31bbd4
  3. #3ab4ca
  4. #42aec1
  5. #4ba7b8
  6. #54a1af
  7. #5d9aa5
  8. #66949c
  9. #6e8d93
  10. #778789
  11. #808080

Readable text 2.15:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 9.76:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #b1b1b1 ≈ 0.003% of males
Achromatomaly #8eb7c4 ≈ 0.001% of males
Protanopia #adbadf ≈ 1.01% of males
Deuteranopia #95a9dd ≈ 1.27% of males
Tritanopia #00ccca ≈ 0.0001% of males
Protanomaly #8bbdde ≈ 1.08% of males
Deuteranomaly #79b3dd ≈ 4.63% of males
Tritanomaly #00c7d2 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-28c1dd {
  color: #28c1dd;
}
Background
.bg-28c1dd {
  background-color: #28c1dd;
  color: #000000;
}
Border
.border-28c1dd {
  border: 2px solid #28c1dd;
}
CSS variables
:root {
  --color-primary: #28c1dd;
  --color-primary-rgb: 40 193 221;
  --color-primary-hsl: 189 73% 51%;
}
Gradient
.gradient-28c1dd {
  background: linear-gradient(135deg, #28c1dd, #2867dd);
}
Colored shadow
.shadow-28c1dd {
  box-shadow: 0 8px 24px rgb(40 193 221 / 0.35);
}

#87ceeb Sky Blue ΔE 8.50 #89cff0 Baby Blue ΔE 9.41 #00ced1 Dark Turquoise ΔE 9.50 #00bfff Deep Sky Blue ΔE 9.78 #73a9c2 Moonstone Blue ΔE 10.03 #00cccc Robin Egg Blue ΔE 10.34 #87cefa Light Sky Blue ΔE 11.32 #d73e22 Inverted #b1b1b1 Grayscale 

Sky Blue
#28c1dd  rgb(40, 193, 221)  hsl(189, 73%, 51%)  Sky Blue
#dd4428  rgb(221, 68, 40)  hsl(9, 73%, 51%)  Cinnabar
#dd28c1  rgb(221, 40, 193)  hsl(309, 73%, 51%)  Shocking Pink
#c1dd28  rgb(193, 221, 40)  hsl(69, 73%, 51%)  Pear