ColorTool
Log in
#21CBEC

#21cbec ≈ Sky Blue

  • cyan
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#21cbec is a color from the cyan family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 79.61% green and 92.55% blue; printed in CMYK it uses 86.02% cyan, 13.98% magenta, 0% yellow and 7.45% black. Its hue angle is 189.75°, with 84.23% saturation and 52.75% 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 10.82:1 (WCAG AAA). The closest named color is Sky Blue (#87ceeb), ΔE 7.44.

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 luminance0.4909

Complementary

  1. #21cbec
  2. #ec4221

Split complementary

  1. #21cbec
  2. #ec2166
  3. #eca721

Analogous

  1. #21eca7
  2. #21cbec
  3. #2166ec

Triadic

  1. #21cbec
  2. #ec21cb
  3. #cbec21

Tetradic

  1. #21cbec
  2. #4221ec
  3. #ec4221
  4. #cbec21

Square

  1. #21cbec
  2. #a721ec
  3. #ec4221
  4. #66ec21

Monochromatic

  1. #095b6b
  2. #0f97b1
  3. #21cbec
  4. #67dcf2
  5. #aeecf8

Shades

#21cbec mixed progressively with black.

  1. #21cbec
  2. #1eb7d4
  3. #1aa2bd
  4. #178ea5
  5. #147a8e
  6. #116676
  7. #0d515e
  8. #0a3d47
  9. #07292f
  10. #031418
  11. #000000

Tints

#21cbec mixed progressively with white.

  1. #21cbec
  2. #37d0ee
  3. #4dd5f0
  4. #64dbf2
  5. #7ae0f4
  6. #90e5f6
  7. #a6eaf7
  8. #bceff9
  9. #d3f5fb
  10. #e9fafd
  11. #ffffff

Tones

#21cbec mixed progressively with gray.

  1. #21cbec
  2. #2bc4e1
  3. #34bcd6
  4. #3eb5cc
  5. #47adc1
  6. #51a6b6
  7. #5a9eab
  8. #6497a0
  9. #6d8f96
  10. #77888b
  11. #808080

Readable text 1.94:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 10.82:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #bababa ≈ 0.003% of males
Achromatomaly #95c1d0 ≈ 0.001% of males
Protanopia #b4c4ee ≈ 1.01% of males
Deuteranopia #9bb2ec ≈ 1.27% of males
Tritanopia #00d7d5 ≈ 0.0001% of males
Protanomaly #91c7ed ≈ 1.08% of males
Deuteranomaly #7cbdec ≈ 4.63% of males
Tritanomaly #00d2df ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21cbec {
  color: #21cbec;
}
Background
.bg-21cbec {
  background-color: #21cbec;
  color: #000000;
}
Border
.border-21cbec {
  border: 2px solid #21cbec;
}
CSS variables
:root {
  --color-primary: #21cbec;
  --color-primary-rgb: 33 203 236;
  --color-primary-hsl: 190 84% 53%;
}
Gradient
.gradient-21cbec {
  background: linear-gradient(135deg, #21cbec, #2166ec);
}
Colored shadow
.shadow-21cbec {
  box-shadow: 0 8px 24px rgb(33 203 236 / 0.35);
}

#87ceeb Sky Blue ΔE 7.44 #89cff0 Baby Blue ΔE 8.21 #00bfff Deep Sky Blue ΔE 9.11 #87cefa Light Sky Blue ΔE 10.08 #00ced1 Dark Turquoise ΔE 10.18 #a4dded Non-Photo Blue ΔE 10.84 #00cccc Robin Egg Blue ΔE 11.20 #de3413 Inverted #bababa Grayscale 

Sky Blue
#21cbec  rgb(33, 203, 236)  hsl(190, 84%, 53%)  Sky Blue
#ec4221  rgb(236, 66, 33)  hsl(10, 84%, 53%)  Scarlet
#ec21cb  rgb(236, 33, 203)  hsl(310, 84%, 53%)  Shocking Pink
#cbec21  rgb(203, 236, 33)  hsl(70, 84%, 53%)  Pear