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#21BDFD

#21bdfd ≈ Deep Sky Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#21bdfd is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 74.12% green and 99.22% blue; printed in CMYK it uses 86.96% cyan, 25.3% magenta, 0% yellow and 0.78% black. Its hue angle is 197.45°, with 98.21% saturation and 56.08% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and call-to-action buttons. Black text on this color reaches a contrast ratio of 9.76:1 (WCAG AAA). The closest named color is Deep Sky Blue (#00bfff), ΔE 0.86.

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 luminance0.4381

Complementary

  1. #21bdfd
  2. #fd6121

Split complementary

  1. #21bdfd
  2. #fd214f
  3. #fdcf21

Analogous

  1. #21fdcf
  2. #21bdfd
  3. #214ffd

Triadic

  1. #21bdfd
  2. #fd21bd
  3. #bdfd21

Tetradic

  1. #21bdfd
  2. #6121fd
  3. #fd6121
  4. #bdfd21

Square

  1. #21bdfd
  2. #cf21fd
  3. #fd6121
  4. #4ffd21

Monochromatic

  1. #015e84
  2. #0294d0
  3. #21bdfd
  4. #6dd4fe
  5. #b9eafe

Shades

#21bdfd mixed progressively with black.

  1. #21bdfd
  2. #1eaae4
  3. #1a97ca
  4. #1784b1
  5. #147198
  6. #115f7f
  7. #0d4c65
  8. #0a394c
  9. #072633
  10. #031319
  11. #000000

Tints

#21bdfd mixed progressively with white.

  1. #21bdfd
  2. #37c4fd
  3. #4dcafd
  4. #64d1fe
  5. #7ad7fe
  6. #90defe
  7. #a6e5fe
  8. #bcebfe
  9. #d3f2ff
  10. #e9f8ff
  11. #ffffff

Tones

#21bdfd mixed progressively with gray.

  1. #21bdfd
  2. #2bb7f1
  3. #34b1e4
  4. #3eabd8
  5. #47a5cb
  6. #519fbf
  7. #5a98b2
  8. #6492a6
  9. #6d8c99
  10. #77868d
  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 #8eb6d4 ≈ 0.001% of males
Protanopia #9dbbff ≈ 1.01% of males
Deuteranopia #81a8fc ≈ 1.27% of males
Tritanopia #00ced3 ≈ 0.0001% of males
Protanomaly #7ebcff ≈ 1.08% of males
Deuteranomaly #68b1fc ≈ 4.63% of males
Tritanomaly #00c7e5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21bdfd {
  color: #21bdfd;
}
Background
.bg-21bdfd {
  background-color: #21bdfd;
  color: #000000;
}
Border
.border-21bdfd {
  border: 2px solid #21bdfd;
}
CSS variables
:root {
  --color-primary: #21bdfd;
  --color-primary-rgb: 33 189 253;
  --color-primary-hsl: 197 98% 56%;
}
Gradient
.gradient-21bdfd {
  background: linear-gradient(135deg, #21bdfd, #214ffd);
}
Colored shadow
.shadow-21bdfd {
  box-shadow: 0 8px 24px rgb(33 189 253 / 0.35);
}

#00bfff Deep Sky Blue ΔE 0.86 #73c2fb Maya Blue ΔE 5.69 #87cefa Light Sky Blue ΔE 7.75 #89cff0 Baby Blue ΔE 8.94 #56a0d3 Carolina Blue ΔE 9.21 #87ceeb Sky Blue ΔE 9.52 #71a6d2 Iceberg ΔE 9.73 #de4202 Inverted #b1b1b1 Grayscale 

Deep Sky Blue
#21bdfd  rgb(33, 189, 253)  hsl(197, 98%, 56%)  Deep Sky Blue
#fd6121  rgb(253, 97, 33)  hsl(17, 98%, 56%)  International Orange
#fd21bd  rgb(253, 33, 189)  hsl(317, 98%, 56%)  Shocking Pink
#bdfd21  rgb(189, 253, 33)  hsl(77, 98%, 56%)  Electric Lime