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#21CFEB

#21cfeb ≈ Sky Blue

  • cyan
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#21cfeb is a color from the cyan family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 81.18% green and 92.16% blue; printed in CMYK it uses 85.96% cyan, 11.91% magenta, 0% yellow and 7.84% black. Its hue angle is 188.32°, with 83.47% saturation and 52.55% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 11.19:1 (WCAG AAA). The closest named color is Sky Blue (#87ceeb), ΔE 8.12.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#33ccff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.5095

Complementary

  1. #21cfeb
  2. #eb3d21

Split complementary

  1. #21cfeb
  2. #eb216a
  3. #eba221

Analogous

  1. #21eba2
  2. #21cfeb
  3. #216aeb

Triadic

  1. #21cfeb
  2. #eb21cf
  3. #cfeb21

Tetradic

  1. #21cfeb
  2. #3d21eb
  3. #eb3d21
  4. #cfeb21

Square

  1. #21cfeb
  2. #a221eb
  3. #eb3d21
  4. #6aeb21

Monochromatic

  1. #0a5c69
  2. #109ab0
  3. #21cfeb
  4. #67def1
  5. #adedf8

Shades

#21cfeb mixed progressively with black.

  1. #21cfeb
  2. #1ebad4
  3. #1aa6bc
  4. #1791a5
  5. #147c8d
  6. #116876
  7. #0d535e
  8. #0a3e47
  9. #07292f
  10. #031518
  11. #000000

Tints

#21cfeb mixed progressively with white.

  1. #21cfeb
  2. #37d4ed
  3. #4dd9ef
  4. #64ddf1
  5. #7ae2f3
  6. #90e7f5
  7. #a6ecf7
  8. #bcf1f9
  9. #d3f5fb
  10. #e9fafd
  11. #ffffff

Tones

#21cfeb mixed progressively with gray.

  1. #21cfeb
  2. #2bc7e0
  3. #34bfd6
  4. #3eb7cb
  5. #47afc0
  6. #51a8b6
  7. #5aa0ab
  8. #6498a0
  9. #6d9095
  10. #77888b
  11. #808080

Readable text 1.88:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 11.19:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #bdbdbd ≈ 0.003% of males
Achromatomaly #98c5d1 ≈ 0.001% of males
Protanopia #bac8ed ≈ 1.01% of males
Deuteranopia #a0b5eb ≈ 1.27% of males
Tritanopia #00dad8 ≈ 0.0001% of males
Protanomaly #95cbec ≈ 1.08% of males
Deuteranomaly #81c0eb ≈ 4.63% of males
Tritanomaly #00d6e0 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21cfeb {
  color: #21cfeb;
}
Background
.bg-21cfeb {
  background-color: #21cfeb;
  color: #000000;
}
Border
.border-21cfeb {
  border: 2px solid #21cfeb;
}
CSS variables
:root {
  --color-primary: #21cfeb;
  --color-primary-rgb: 33 207 235;
  --color-primary-hsl: 188 83% 53%;
}
Gradient
.gradient-21cfeb {
  background: linear-gradient(135deg, #21cfeb, #216aeb);
}
Colored shadow
.shadow-21cfeb {
  box-shadow: 0 8px 24px rgb(33 207 235 / 0.35);
}

#87ceeb Sky Blue ΔE 8.12 #00ced1 Dark Turquoise ΔE 8.56 #89cff0 Baby Blue ΔE 9.03 #00cccc Robin Egg Blue ΔE 9.63 #a4dded Non-Photo Blue ΔE 10.56 #48d1cc Medium Turquoise ΔE 10.85 #00bfff Deep Sky Blue ΔE 10.93 #de3014 Inverted #bdbdbd Grayscale 

Sky Blue
#21cfeb  rgb(33, 207, 235)  hsl(188, 83%, 53%)  Sky Blue
#eb3d21  rgb(235, 61, 33)  hsl(8, 83%, 53%)  Candy Apple Red
#eb21cf  rgb(235, 33, 207)  hsl(308, 83%, 53%)  Shocking Pink
#cfeb21  rgb(207, 235, 33)  hsl(68, 83%, 53%)  Pear