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#51DBFD

#51dbfd ≈ Sky Blue

  • cyan
  • Lightness: high
  • Saturation: strong
  • Cool
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#51dbfd is a color from the cyan family, with high lightness and strong saturation. In the RGB model it is made of 31.76% red, 85.88% green and 99.22% blue; printed in CMYK it uses 67.98% cyan, 13.44% magenta, 0% yellow and 0.78% black. Its hue angle is 191.86°, with 97.73% saturation and 65.49% 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 12.9:1 (WCAG AAA). The closest named color is Sky Blue (#87ceeb), ΔE 6.26.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#66ccff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.595

Complementary

  1. #51dbfd
  2. #fd7351

Split complementary

  1. #51dbfd
  2. #fd5185
  3. #fdc951

Analogous

  1. #51fdc9
  2. #51dbfd
  3. #5185fd

Triadic

  1. #51dbfd
  2. #fd51db
  3. #dbfd51

Tetradic

  1. #51dbfd
  2. #7351fd
  3. #fd7351
  4. #dbfd51

Square

  1. #51dbfd
  2. #c951fd
  3. #fd7351
  4. #85fd51

Monochromatic

  1. #0290b3
  2. #05cbfc
  3. #51dbfd
  4. #9debfe
  5. #e8faff

Shades

#51dbfd mixed progressively with black.

  1. #51dbfd
  2. #49c5e4
  3. #41afca
  4. #3999b1
  5. #318398
  6. #296e7f
  7. #205865
  8. #18424c
  9. #102c33
  10. #081619
  11. #000000

Tints

#51dbfd mixed progressively with white.

  1. #51dbfd
  2. #62dffd
  3. #74e2fd
  4. #85e6fe
  5. #97e9fe
  6. #a8edfe
  7. #b9f1fe
  8. #cbf4fe
  9. #dcf8ff
  10. #eefbff
  11. #ffffff

Tones

#51dbfd mixed progressively with gray.

  1. #51dbfd
  2. #56d2f1
  3. #5ac9e4
  4. #5fc0d8
  5. #64b7cb
  6. #69aebf
  7. #6da4b2
  8. #729ba6
  9. #779299
  10. #7b898d
  11. #808080

Readable text 1.63:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 12.9:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #cbcbcb ≈ 0.003% of males
Achromatomaly #a8d1e1 ≈ 0.001% of males
Protanopia #c5d5ff ≈ 1.01% of males
Deuteranopia #adc3fd ≈ 1.27% of males
Tritanopia #00e7e6 ≈ 0.0001% of males
Protanomaly #a3d7fe ≈ 1.08% of males
Deuteranomaly #91cdfd ≈ 4.63% of males
Tritanomaly #00e2ef ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-51dbfd {
  color: #51dbfd;
}
Background
.bg-51dbfd {
  background-color: #51dbfd;
  color: #000000;
}
Border
.border-51dbfd {
  border: 2px solid #51dbfd;
}
CSS variables
:root {
  --color-primary: #51dbfd;
  --color-primary-rgb: 81 219 253;
  --color-primary-hsl: 192 98% 65%;
}
Gradient
.gradient-51dbfd {
  background: linear-gradient(135deg, #51dbfd, #5185fd);
}
Colored shadow
.shadow-51dbfd {
  box-shadow: 0 8px 24px rgb(81 219 253 / 0.35);
}

#87ceeb Sky Blue ΔE 6.26 #89cff0 Baby Blue ΔE 6.81 #a4dded Non-Photo Blue ΔE 8.38 #87cefa Light Sky Blue ΔE 8.78 #00bfff Deep Sky Blue ΔE 10.38 #add8e6 Light Blue ΔE 10.48 #7df9ff Electric Blue ΔE 10.88 #ae2402 Inverted #cbcbcb Grayscale 

Sky Blue
#51dbfd  rgb(81, 219, 253)  hsl(192, 98%, 65%)  Sky Blue
#fd7351  rgb(253, 115, 81)  hsl(12, 98%, 65%)  Tomato
#fd51db  rgb(253, 81, 219)  hsl(312, 98%, 65%)  Rose Pink
#dbfd51  rgb(219, 253, 81)  hsl(72, 98%, 65%)  Electric Lime