ColorTool
Log in
#04B4E4

#04b4e4 ≈ Deep Sky Blue

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

#04b4e4 is a color from the cyan family, with medium lightness and vivid saturation. In the RGB model it is made of 1.57% red, 70.59% green and 89.41% blue; printed in CMYK it uses 98.25% cyan, 21.05% magenta, 0% yellow and 10.59% black. Its hue angle is 192.86°, with 96.55% saturation and 45.49% 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 8.65:1 (WCAG AAA). The closest named color is Deep Sky Blue (#00bfff), ΔE 4.86.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#00cccc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.3827

Complementary

  1. #04b4e4
  2. #e43404

Split complementary

  1. #04b4e4
  2. #e40444
  3. #e4a404

Analogous

  1. #04e4a4
  2. #04b4e4
  3. #0444e4

Triadic

  1. #04b4e4
  2. #e404b4
  3. #b4e404

Tetradic

  1. #04b4e4
  2. #3404e4
  3. #e43404
  4. #b4e404

Square

  1. #04b4e4
  2. #a404e4
  3. #e43404
  4. #44e404

Monochromatic

  1. #013d4e
  2. #037999
  3. #04b4e4
  4. #39d2fc
  5. #84e3fd

Shades

#04b4e4 mixed progressively with black.

  1. #04b4e4
  2. #04a2cd
  3. #0390b6
  4. #037ea0
  5. #026c89
  6. #025a72
  7. #02485b
  8. #013644
  9. #01242e
  10. #001217
  11. #000000

Tints

#04b4e4 mixed progressively with white.

  1. #04b4e4
  2. #1dbce7
  3. #36c3e9
  4. #4fcbec
  5. #68d2ef
  6. #82daf2
  7. #9be1f4
  8. #b4e9f7
  9. #cdf0fa
  10. #e6f8fc
  11. #ffffff

Tones

#04b4e4 mixed progressively with gray.

  1. #04b4e4
  2. #10afda
  3. #1daad0
  4. #29a4c6
  5. #369fbc
  6. #429ab2
  7. #4e95a8
  8. #5b909e
  9. #678a94
  10. #74858a
  11. #808080

Readable text 2.43:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 8.65:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #a6a6a6 ≈ 0.003% of males
Achromatomaly #84acc2 ≈ 0.001% of males
Protanopia #9ab0e6 ≈ 1.01% of males
Deuteranopia #809ee3 ≈ 1.27% of males
Tritanopia #00c2c4 ≈ 0.0001% of males
Protanomaly #7ab2e5 ≈ 1.08% of males
Deuteranomaly #65a8e4 ≈ 4.63% of males
Tritanomaly #00bdd2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-04b4e4 {
  color: #04b4e4;
}
Background
.bg-04b4e4 {
  background-color: #04b4e4;
  color: #000000;
}
Border
.border-04b4e4 {
  border: 2px solid #04b4e4;
}
CSS variables
:root {
  --color-primary: #04b4e4;
  --color-primary-rgb: 4 180 228;
  --color-primary-hsl: 193 97% 45%;
}
Gradient
.gradient-04b4e4 {
  background: linear-gradient(135deg, #04b4e4, #0444e4);
}
Colored shadow
.shadow-04b4e4 {
  box-shadow: 0 8px 24px rgb(4 180 228 / 0.35);
}

#00bfff Deep Sky Blue ΔE 4.86 #73a9c2 Moonstone Blue ΔE 8.10 #56a0d3 Carolina Blue ΔE 8.61 #73c2fb Maya Blue ΔE 9.09 #71a6d2 Iceberg ΔE 9.72 #87ceeb Sky Blue ΔE 10.05 #0095b6 Bondi Blue ΔE 10.15 #fb4b1b Inverted #a6a6a6 Grayscale 

Deep Sky Blue
#04b4e4  rgb(4, 180, 228)  hsl(193, 97%, 45%)  Deep Sky Blue
#e43404  rgb(228, 52, 4)  hsl(13, 97%, 45%)  Sinopia
#e404b4  rgb(228, 4, 180)  hsl(313, 97%, 45%)  Shocking Pink
#b4e404  rgb(180, 228, 4)  hsl(73, 97%, 45%)  Pear