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#21CDFD

#21cdfd ≈ Deep Sky Blue

  • cyan
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#21cdfd is a color from the cyan family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 80.39% green and 99.22% blue; printed in CMYK it uses 86.96% cyan, 18.97% magenta, 0% yellow and 0.78% black. Its hue angle is 193.09°, with 98.21% saturation and 56.08% 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 11.22:1 (WCAG AAA). The closest named color is Deep Sky Blue (#00bfff), ΔE 5.6.

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 luminance0.5108

Complementary

  1. #21cdfd
  2. #fd5121

Split complementary

  1. #21cdfd
  2. #fd215f
  3. #fdbf21

Analogous

  1. #21fdbf
  2. #21cdfd
  3. #215ffd

Triadic

  1. #21cdfd
  2. #fd21cd
  3. #cdfd21

Tetradic

  1. #21cdfd
  2. #5121fd
  3. #fd5121
  4. #cdfd21

Square

  1. #21cdfd
  2. #bf21fd
  3. #fd5121
  4. #5ffd21

Monochromatic

  1. #016784
  2. #02a3d0
  3. #21cdfd
  4. #6ddefe
  5. #b9effe

Shades

#21cdfd mixed progressively with black.

  1. #21cdfd
  2. #1eb9e4
  3. #1aa4ca
  4. #1790b1
  5. #147b98
  6. #11677f
  7. #0d5265
  8. #0a3e4c
  9. #072933
  10. #031519
  11. #000000

Tints

#21cdfd mixed progressively with white.

  1. #21cdfd
  2. #37d2fd
  3. #4dd7fd
  4. #64dcfe
  5. #7ae1fe
  6. #90e6fe
  7. #a6ebfe
  8. #bcf0fe
  9. #d3f5ff
  10. #e9faff
  11. #ffffff

Tones

#21cdfd mixed progressively with gray.

  1. #21cdfd
  2. #2bc5f1
  3. #34bee4
  4. #3eb6d8
  5. #47aecb
  6. #51a7bf
  7. #5a9fb2
  8. #6497a6
  9. #6d8f99
  10. #77888d
  11. #808080

Readable text 1.87:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 11.22:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #bdbdbd ≈ 0.003% of males
Achromatomaly #98c4da ≈ 0.001% of males
Protanopia #b2c8ff ≈ 1.01% of males
Deuteranopia #96b5fc ≈ 1.27% of males
Tritanopia #00dcdd ≈ 0.0001% of males
Protanomaly #8ecafe ≈ 1.08% of males
Deuteranomaly #79bffd ≈ 4.63% of males
Tritanomaly #00d6ea ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21cdfd {
  color: #21cdfd;
}
Background
.bg-21cdfd {
  background-color: #21cdfd;
  color: #000000;
}
Border
.border-21cdfd {
  border: 2px solid #21cdfd;
}
CSS variables
:root {
  --color-primary: #21cdfd;
  --color-primary-rgb: 33 205 253;
  --color-primary-hsl: 193 98% 56%;
}
Gradient
.gradient-21cdfd {
  background: linear-gradient(135deg, #21cdfd, #215ffd);
}
Colored shadow
.shadow-21cdfd {
  box-shadow: 0 8px 24px rgb(33 205 253 / 0.35);
}

#00bfff Deep Sky Blue ΔE 5.60 #87ceeb Sky Blue ΔE 6.82 #89cff0 Baby Blue ΔE 6.87 #87cefa Light Sky Blue ΔE 7.59 #73c2fb Maya Blue ΔE 8.75 #a4dded Non-Photo Blue ΔE 11.41 #73a9c2 Moonstone Blue ΔE 11.79 #de3202 Inverted #bdbdbd Grayscale 

Deep Sky Blue
#21cdfd  rgb(33, 205, 253)  hsl(193, 98%, 56%)  Deep Sky Blue
#fd5121  rgb(253, 81, 33)  hsl(13, 98%, 56%)  Orange Red
#fd21cd  rgb(253, 33, 205)  hsl(313, 98%, 56%)  Shocking Pink
#cdfd21  rgb(205, 253, 33)  hsl(73, 98%, 56%)  Electric Lime