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#21DDDA

#21ddda ≈ Medium Turquoise

  • cyan
  • Lightness: medium
  • Saturation: strong
  • Cool
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#21ddda is a color from the cyan family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 86.67% green and 85.49% blue; printed in CMYK it uses 85.07% cyan, 0% magenta, 1.36% yellow and 13.33% black. Its hue angle is 179.04°, with 74.02% saturation and 49.8% 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 brand accents. Black text on this color reaches a contrast ratio of 12.42:1 (WCAG AAA). The closest named color is Medium Turquoise (#48d1cc), ΔE 3.23.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#33cccc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.571

Complementary

  1. #21ddda
  2. #dd2124

Split complementary

  1. #21ddda
  2. #dd2182
  3. #dd7c21

Analogous

  1. #21dd7c
  2. #21ddda
  3. #2182dd

Triadic

  1. #21ddda
  2. #da21dd
  3. #ddda21

Tetradic

  1. #21ddda
  2. #2124dd
  3. #dd2124
  4. #ddda21

Square

  1. #21ddda
  2. #7c21dd
  3. #dd2124
  4. #82dd21

Monochromatic

  1. #0d5857
  2. #179a98
  3. #21ddda
  4. #63e8e6
  5. #a5f2f0

Shades

#21ddda mixed progressively with black.

  1. #21ddda
  2. #1ec7c4
  3. #1ab1ae
  4. #179b99
  5. #148583
  6. #116f6d
  7. #0d5857
  8. #0a4241
  9. #072c2c
  10. #031616
  11. #000000

Tints

#21ddda mixed progressively with white.

  1. #21ddda
  2. #37e0de
  3. #4de4e1
  4. #64e7e5
  5. #7aebe9
  6. #90eeed
  7. #a6f1f0
  8. #bcf5f4
  9. #d3f8f8
  10. #e9fcfb
  11. #ffffff

Tones

#21ddda mixed progressively with gray.

  1. #21ddda
  2. #2bd4d1
  3. #34cac8
  4. #3ec1bf
  5. #47b8b6
  6. #51afad
  7. #5aa5a4
  8. #649c9b
  9. #6d9392
  10. #778989
  11. #808080

Readable text 1.69:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 12.42:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #c7c7c7 ≈ 0.003% of males
Achromatomaly #9fd0cf ≈ 0.001% of males
Protanopia #ced1da ≈ 1.01% of males
Deuteranopia #b6bfdb ≈ 1.27% of males
Tritanopia #00e4dc ≈ 0.0001% of males
Protanomaly #a5d6da ≈ 1.08% of males
Deuteranomaly #92ccdb ≈ 4.63% of males
Tritanomaly #00e1db ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21ddda {
  color: #21ddda;
}
Background
.bg-21ddda {
  background-color: #21ddda;
  color: #000000;
}
Border
.border-21ddda {
  border: 2px solid #21ddda;
}
CSS variables
:root {
  --color-primary: #21ddda;
  --color-primary-rgb: 33 221 218;
  --color-primary-hsl: 179 74% 50%;
}
Gradient
.gradient-21ddda {
  background: linear-gradient(135deg, #21ddda, #2182dd);
}
Colored shadow
.shadow-21ddda {
  box-shadow: 0 8px 24px rgb(33 221 218 / 0.35);
}

#48d1cc Medium Turquoise ΔE 3.23 #08e8de Bright Turquoise ΔE 3.33 #00ced1 Dark Turquoise ΔE 4.08 #00cccc Robin Egg Blue ΔE 4.21 #40e0d0 Turquoise ΔE 4.37 #00ffff Aqua ΔE 7.42 #00ffff Cyan ΔE 7.42 #de2225 Inverted #c7c7c7 Grayscale 

Medium Turquoise
#21ddda  rgb(33, 221, 218)  hsl(179, 74%, 50%)  Medium Turquoise
#dd2124  rgb(221, 33, 36)  hsl(359, 74%, 50%)  Cadmium Red
#da21dd  rgb(218, 33, 221)  hsl(299, 74%, 50%)  Medium Orchid
#ddda21  rgb(221, 218, 33)  hsl(59, 74%, 50%)  Dandelion