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#21AEEF

#21aeef ≈ Deep Sky Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#21aeef is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 68.24% green and 93.73% blue; printed in CMYK it uses 86.19% cyan, 27.2% magenta, 0% yellow and 6.27% black. Its hue angle is 198.93°, with 86.55% saturation and 53.33% 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 8.37:1 (WCAG AAA). The closest named color is Deep Sky Blue (#00bfff), ΔE 4.9.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3399ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.3683

Complementary

  1. #21aeef
  2. #ef6221

Split complementary

  1. #21aeef
  2. #ef2147
  3. #efc921

Analogous

  1. #21efc9
  2. #21aeef
  3. #2147ef

Triadic

  1. #21aeef
  2. #ef21ae
  3. #aeef21

Tetradic

  1. #21aeef
  2. #6221ef
  3. #ef6221
  4. #aeef21

Square

  1. #21aeef
  2. #c921ef
  3. #ef6221
  4. #47ef21

Monochromatic

  1. #084e6f
  2. #0d81b6
  3. #21aeef
  4. #68c8f4
  5. #b0e2f9

Shades

#21aeef mixed progressively with black.

  1. #21aeef
  2. #1e9dd7
  3. #1a8bbf
  4. #177aa7
  5. #14688f
  6. #115778
  7. #0d4660
  8. #0a3448
  9. #072330
  10. #031118
  11. #000000

Tints

#21aeef mixed progressively with white.

  1. #21aeef
  2. #37b6f1
  3. #4dbef2
  4. #64c6f4
  5. #7acef5
  6. #90d7f7
  7. #a6dff9
  8. #bce7fa
  9. #d3effc
  10. #e9f7fd
  11. #ffffff

Tones

#21aeef mixed progressively with gray.

  1. #21aeef
  2. #2ba9e4
  3. #34a5d9
  4. #3ea0ce
  5. #479cc3
  6. #5197b8
  7. #5a92ac
  8. #648ea1
  9. #6d8996
  10. #77858b
  11. #808080

Readable text 2.51:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 8.37:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #a3a3a3 ≈ 0.003% of males
Achromatomaly #83a8c6 ≈ 0.001% of males
Protanopia #8eadf2 ≈ 1.01% of males
Deuteranopia #749bee ≈ 1.27% of males
Tritanopia #00bfc4 ≈ 0.0001% of males
Protanomaly #72aef1 ≈ 1.08% of males
Deuteranomaly #5da3ee ≈ 4.63% of males
Tritanomaly #00b8d7 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21aeef {
  color: #21aeef;
}
Background
.bg-21aeef {
  background-color: #21aeef;
  color: #000000;
}
Border
.border-21aeef {
  border: 2px solid #21aeef;
}
CSS variables
:root {
  --color-primary: #21aeef;
  --color-primary-rgb: 33 174 239;
  --color-primary-hsl: 199 87% 53%;
}
Gradient
.gradient-21aeef {
  background: linear-gradient(135deg, #21aeef, #2147ef);
}
Colored shadow
.shadow-21aeef {
  box-shadow: 0 8px 24px rgb(33 174 239 / 0.35);
}

#00bfff Deep Sky Blue ΔE 4.90 #56a0d3 Carolina Blue ΔE 5.60 #71a6d2 Iceberg ΔE 7.36 #73c2fb Maya Blue ΔE 7.38 #73a9c2 Moonstone Blue ΔE 9.21 #87cefa Light Sky Blue ΔE 10.49 #89cff0 Baby Blue ΔE 11.73 #de5110 Inverted #a3a3a3 Grayscale 

Deep Sky Blue
#21aeef  rgb(33, 174, 239)  hsl(199, 87%, 53%)  Deep Sky Blue
#ef6221  rgb(239, 98, 33)  hsl(19, 87%, 53%)  Persimmon
#ef21ae  rgb(239, 33, 174)  hsl(319, 87%, 53%)  Shocking Pink
#aeef21  rgb(174, 239, 33)  hsl(79, 87%, 53%)  Spring Bud