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#218D8A

#218d8a ≈ Dark Cyan

  • cyan
  • Lightness: low
  • Saturation: moderate
  • Cool
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#218d8a is a color from the cyan family, with low lightness and moderate saturation. In the RGB model it is made of 12.94% red, 55.29% green and 54.12% blue; printed in CMYK it uses 76.6% cyan, 0% magenta, 2.13% yellow and 44.71% black. Its hue angle is 178.33°, with 62.07% saturation and 34.12% 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 corporate identities. Black text on this color reaches a contrast ratio of 5.24:1 (WCAG AA). The closest named color is Dark Cyan (#008b8b), ΔE 1.64.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#339999
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2121

Complementary

  1. #218d8a
  2. #8d2124

Split complementary

  1. #218d8a
  2. #8d215a
  3. #8d5421

Analogous

  1. #218d54
  2. #218d8a
  3. #215a8d

Triadic

  1. #218d8a
  2. #8a218d
  3. #8d8a21

Tetradic

  1. #218d8a
  2. #21248d
  3. #8d2124
  4. #8d8a21

Square

  1. #218d8a
  2. #54218d
  3. #8d2124
  4. #5a8d21

Monochromatic

  1. #041111
  2. #124f4d
  3. #218d8a
  4. #30cbc7
  5. #6bdcd9

Shades

#218d8a mixed progressively with black.

  1. #218d8a
  2. #1e7f7c
  3. #1a716e
  4. #176361
  5. #145553
  6. #114745
  7. #0d3837
  8. #0a2a29
  9. #071c1c
  10. #030e0e
  11. #000000

Tints

#218d8a mixed progressively with white.

  1. #218d8a
  2. #379896
  3. #4da4a1
  4. #64afad
  5. #7abbb9
  6. #90c6c5
  7. #a6d1d0
  8. #bcdddc
  9. #d3e8e8
  10. #e9f4f3
  11. #ffffff

Tones

#218d8a mixed progressively with gray.

  1. #218d8a
  2. #2b8c89
  3. #348a88
  4. #3e8987
  5. #478886
  6. #518785
  7. #5a8584
  8. #648483
  9. #6d8382
  10. #778181
  11. #808080

Readable text 4.01:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.24:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #668584 ≈ 0.001% of males
Protanopia #84858a ≈ 1.01% of males
Deuteranopia #757a8b ≈ 1.27% of males
Tritanopia #00918c ≈ 0.0001% of males
Protanomaly #6a898a ≈ 1.08% of males
Deuteranomaly #5e828a ≈ 4.63% of males
Tritanomaly #00908b ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-218d8a {
  color: #218d8a;
}
Background
.bg-218d8a {
  background-color: #218d8a;
  color: #000000;
}
Border
.border-218d8a {
  border: 2px solid #218d8a;
}
CSS variables
:root {
  --color-primary: #218d8a;
  --color-primary-rgb: 33 141 138;
  --color-primary-hsl: 178 62% 34%;
}
Gradient
.gradient-218d8a {
  background: linear-gradient(135deg, #218d8a, #215a8d);
}
Colored shadow
.shadow-218d8a {
  box-shadow: 0 8px 24px rgb(33 141 138 / 0.35);
}

#008b8b Dark Cyan ΔE 1.64 #008080 Teal ΔE 5.05 #317873 Myrtle Green ΔE 7.85 #01796f Pine Green ΔE 8.35 #5f9ea0 Cadet Blue ΔE 8.97 #40826d Viridian ΔE 8.99 #00a693 Persian Green ΔE 9.74 #de7275 Inverted #7f7f7f Grayscale 

Dark Cyan
#218d8a  rgb(33, 141, 138)  hsl(178, 62%, 34%)  Dark Cyan
#8d2124  rgb(141, 33, 36)  hsl(358, 62%, 34%)  Carmine
#8a218d  rgb(138, 33, 141)  hsl(298, 62%, 34%)  Dark Magenta
#8d8a21  rgb(141, 138, 33)  hsl(58, 62%, 34%)  Olive