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#51ECFB

#51ecfb ≈ Electric Blue

  • cyan
  • Lightness: high
  • Saturation: strong
  • Cool
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#51ecfb is a color from the cyan family, with high lightness and strong saturation. In the RGB model it is made of 31.76% red, 92.55% green and 98.43% blue; printed in CMYK it uses 67.73% cyan, 5.98% magenta, 0% yellow and 1.57% black. Its hue angle is 185.29°, with 95.51% saturation and 65.1% 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 14.74:1 (WCAG AAA). The closest named color is Electric Blue (#7df9ff), ΔE 4.35.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#66ffff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.6871

Complementary

  1. #51ecfb
  2. #fb6051

Split complementary

  1. #51ecfb
  2. #fb5197
  3. #fbb551

Analogous

  1. #51fbb5
  2. #51ecfb
  3. #5197fb

Triadic

  1. #51ecfb
  2. #fb51ec
  3. #ecfb51

Tetradic

  1. #51ecfb
  2. #6051fb
  3. #fb6051
  4. #ecfb51

Square

  1. #51ecfb
  2. #b551fb
  3. #fb6051
  4. #97fb51

Monochromatic

  1. #04a0af
  2. #06e4f9
  3. #51ecfb
  4. #9cf4fd
  5. #e7fcfe

Shades

#51ecfb mixed progressively with black.

  1. #51ecfb
  2. #49d4e2
  3. #41bdc9
  4. #39a5b0
  5. #318e97
  6. #29767e
  7. #205e64
  8. #18474b
  9. #102f32
  10. #081819
  11. #000000

Tints

#51ecfb mixed progressively with white.

  1. #51ecfb
  2. #62eefb
  3. #74f0fc
  4. #85f2fc
  5. #97f4fd
  6. #a8f6fd
  7. #b9f7fd
  8. #cbf9fe
  9. #dcfbfe
  10. #eefdff
  11. #ffffff

Tones

#51ecfb mixed progressively with gray.

  1. #51ecfb
  2. #56e1ef
  3. #5ad6e2
  4. #5fccd6
  5. #64c1ca
  6. #69b6be
  7. #6dabb1
  8. #72a0a5
  9. #779699
  10. #7b8b8c
  11. #808080

Readable text 1.42:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 14.74:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #d8d8d8 ≈ 0.003% of males
Achromatomaly #b2e0e7 ≈ 0.001% of males
Protanopia #dae3fc ≈ 1.01% of males
Deuteranopia #c1d0fc ≈ 1.27% of males
Tritanopia #00f5f0 ≈ 0.0001% of males
Protanomaly #b3e6fc ≈ 1.08% of males
Deuteranomaly #a0dcfb ≈ 4.63% of males
Tritanomaly #00f2f5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-51ecfb {
  color: #51ecfb;
}
Background
.bg-51ecfb {
  background-color: #51ecfb;
  color: #000000;
}
Border
.border-51ecfb {
  border: 2px solid #51ecfb;
}
CSS variables
:root {
  --color-primary: #51ecfb;
  --color-primary-rgb: 81 236 251;
  --color-primary-hsl: 185 96% 65%;
}
Gradient
.gradient-51ecfb {
  background: linear-gradient(135deg, #51ecfb, #5197fb);
}
Colored shadow
.shadow-51ecfb {
  box-shadow: 0 8px 24px rgb(81 236 251 / 0.35);
}

#7df9ff Electric Blue ΔE 4.35 #00ffff Aqua ΔE 7.02 #00ffff Cyan ΔE 7.02 #00ced1 Dark Turquoise ΔE 8.69 #08e8de Bright Turquoise ΔE 9.05 #b2ffff Celeste ΔE 9.26 #48d1cc Medium Turquoise ΔE 9.30 #ae1304 Inverted #d8d8d8 Grayscale 

Electric Blue
#51ecfb  rgb(81, 236, 251)  hsl(185, 96%, 65%)  Electric Blue
#fb6051  rgb(251, 96, 81)  hsl(5, 96%, 65%)  Bittersweet
#fb51ec  rgb(251, 81, 236)  hsl(305, 96%, 65%)  Fuchsia
#ecfb51  rgb(236, 251, 81)  hsl(65, 96%, 65%)  Laser Lemon