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#66B00A

#66b00a ≈ Kelly Green

  • yellow-green
  • Lightness: low
  • Saturation: strong
  • Balanced
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#66b00a is a color from the yellow-green family, with low lightness and strong saturation. In the RGB model it is made of 40% red, 69.02% green and 3.92% blue; printed in CMYK it uses 42.05% cyan, 0% magenta, 94.32% yellow and 30.98% black. Its hue angle is 86.75°, with 89.25% saturation and 36.47% lightness in HSL. It sits between warm and cool, and is often associated with freshness, growth and vitality. Designers typically use it for eco-friendly brands, health and wellness and call-to-action buttons. Black text on this color reaches a contrast ratio of 7.78:1 (WCAG AAA). The closest named color is Kelly Green (#4cbb17), ΔE 4.4.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#669900
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.339

Complementary

  1. #66b00a
  2. #540ab0

Split complementary

  1. #66b00a
  2. #0a13b0
  3. #a70ab0

Analogous

  1. #b0a70a
  2. #66b00a
  3. #13b00a

Triadic

  1. #66b00a
  2. #0a66b0
  3. #b00a66

Tetradic

  1. #66b00a
  2. #0ab054
  3. #540ab0
  4. #b00a66

Square

  1. #66b00a
  2. #0ab0a7
  3. #540ab0
  4. #b00a13

Monochromatic

  1. #121f02
  2. #3c6806
  3. #66b00a
  4. #8ff215
  5. #b2f65d

Shades

#66b00a mixed progressively with black.

  1. #66b00a
  2. #5c9e09
  3. #528d08
  4. #477b07
  5. #3d6a06
  6. #335805
  7. #294604
  8. #1f3503
  9. #142302
  10. #0a1201
  11. #000000

Tints

#66b00a mixed progressively with white.

  1. #66b00a
  2. #75b823
  3. #85c03b
  4. #94c854
  5. #a3d06c
  6. #b3d885
  7. #c2df9d
  8. #d1e7b6
  9. #e0efce
  10. #f0f7e7
  11. #ffffff

Tones

#66b00a mixed progressively with gray.

  1. #66b00a
  2. #69ab16
  3. #6ba622
  4. #6ea22d
  5. #709d39
  6. #739845
  7. #769351
  8. #788e5d
  9. #7b8a68
  10. #7d8574
  11. #808080

Readable text 2.7:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 7.78:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #9d9d9d ≈ 0.003% of males
Achromatomaly #8ba57d ≈ 0.001% of males
Protanopia #b8a100 ≈ 1.01% of males
Deuteranopia #ae9b27 ≈ 1.27% of males
Tritanopia #66a895 ≈ 0.0001% of males
Protanomaly #9da700 ≈ 1.08% of males
Deuteranomaly #96a41e ≈ 4.63% of males
Tritanomaly #66ac76 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-66b00a {
  color: #66b00a;
}
Background
.bg-66b00a {
  background-color: #66b00a;
  color: #000000;
}
Border
.border-66b00a {
  border: 2px solid #66b00a;
}
CSS variables
:root {
  --color-primary: #66b00a;
  --color-primary-rgb: 102 176 10;
  --color-primary-hsl: 87 89% 36%;
}
Gradient
.gradient-66b00a {
  background: linear-gradient(135deg, #66b00a, #13b00a);
}
Colored shadow
.shadow-66b00a {
  box-shadow: 0 8px 24px rgb(102 176 10 / 0.35);
}

#4cbb17 Kelly Green ΔE 4.40 #8db600 Apple Green ΔE 6.47 #32cd32 Lime Green ΔE 9.36 #9acd32 Yellow Green ΔE 9.58 #74c365 Mantis ΔE 9.63 #6b8e23 Olive Drab ΔE 11.02 #93c572 Pistachio ΔE 11.27 #994ff5 Inverted #9d9d9d Grayscale 

Kelly Green
#66b00a  rgb(102, 176, 10)  hsl(87, 89%, 36%)  Kelly Green
#540ab0  rgb(84, 10, 176)  hsl(267, 89%, 36%)  Medium Blue
#0a66b0  rgb(10, 102, 176)  hsl(207, 89%, 36%)  Medium Persian Blue
#b00a66  rgb(176, 10, 102)  hsl(327, 89%, 36%)  Jazzberry Jam