ColorTool
Log in
#1BBDDD

#1bbddd ≈ Deep Sky Blue

  • cyan
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#1bbddd is a color from the cyan family, with medium lightness and vivid saturation. In the RGB model it is made of 10.59% red, 74.12% green and 86.67% blue; printed in CMYK it uses 87.78% cyan, 14.48% magenta, 0% yellow and 13.33% black. Its hue angle is 189.9°, with 78.23% saturation and 48.63% 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 9.37:1 (WCAG AAA). The closest named color is Deep Sky Blue (#00bfff), ΔE 8.66.

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 luminance0.4185

Complementary

  1. #1bbddd
  2. #dd3b1b

Split complementary

  1. #1bbddd
  2. #dd1b5c
  3. #dd9c1b

Analogous

  1. #1bdd9c
  2. #1bbddd
  3. #1b5cdd

Triadic

  1. #1bbddd
  2. #dd1bbd
  3. #bddd1b

Tetradic

  1. #1bbddd
  2. #3b1bdd
  3. #dd3b1b
  4. #bddd1b

Square

  1. #1bbddd
  2. #9c1bdd
  3. #dd3b1b
  4. #5cdd1b

Monochromatic

  1. #0a4855
  2. #138399
  3. #1bbddd
  4. #5ad3eb
  5. #9ee5f3

Shades

#1bbddd mixed progressively with black.

  1. #1bbddd
  2. #18aac7
  3. #1697b1
  4. #13849b
  5. #107185
  6. #0e5f6f
  7. #0b4c58
  8. #083942
  9. #05262c
  10. #031316
  11. #000000

Tints

#1bbddd mixed progressively with white.

  1. #1bbddd
  2. #32c4e0
  3. #49cae4
  4. #5fd1e7
  5. #76d7eb
  6. #8ddeee
  7. #a4e5f1
  8. #bbebf5
  9. #d1f2f8
  10. #e8f8fc
  11. #ffffff

Tones

#1bbddd mixed progressively with gray.

  1. #1bbddd
  2. #25b7d4
  3. #2fb1ca
  4. #39abc1
  5. #43a5b8
  6. #4e9faf
  7. #5898a5
  8. #62929c
  9. #6c8c93
  10. #768689
  11. #808080

Readable text 2.24:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 9.37:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #adadad ≈ 0.003% of males
Achromatomaly #8ab4c2 ≈ 0.001% of males
Protanopia #a8b7df ≈ 1.01% of males
Deuteranopia #90a6dd ≈ 1.27% of males
Tritanopia #00c8c7 ≈ 0.0001% of males
Protanomaly #86b9de ≈ 1.08% of males
Deuteranomaly #73afdd ≈ 4.63% of males
Tritanomaly #00c4d0 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1bbddd {
  color: #1bbddd;
}
Background
.bg-1bbddd {
  background-color: #1bbddd;
  color: #000000;
}
Border
.border-1bbddd {
  border: 2px solid #1bbddd;
}
CSS variables
:root {
  --color-primary: #1bbddd;
  --color-primary-rgb: 27 189 221;
  --color-primary-hsl: 190 78% 49%;
}
Gradient
.gradient-1bbddd {
  background: linear-gradient(135deg, #1bbddd, #1b5cdd);
}
Colored shadow
.shadow-1bbddd {
  box-shadow: 0 8px 24px rgb(27 189 221 / 0.35);
}

#00bfff Deep Sky Blue ΔE 8.66 #87ceeb Sky Blue ΔE 8.78 #73a9c2 Moonstone Blue ΔE 9.25 #89cff0 Baby Blue ΔE 9.55 #00ced1 Dark Turquoise ΔE 10.95 #87cefa Light Sky Blue ΔE 11.13 #00cccc Robin Egg Blue ΔE 11.74 #e44222 Inverted #adadad Grayscale 

Deep Sky Blue
#1bbddd  rgb(27, 189, 221)  hsl(190, 78%, 49%)  Deep Sky Blue
#dd3b1b  rgb(221, 59, 27)  hsl(10, 78%, 49%)  Lust
#dd1bbd  rgb(221, 27, 189)  hsl(310, 78%, 49%)  Shocking Pink
#bddd1b  rgb(189, 221, 27)  hsl(70, 78%, 49%)  Pear