ColorTool
Log in
#21BB40

#21bb40 ≈ Kelly Green

  • green
  • Lightness: medium
  • Saturation: strong
  • Balanced
Check contrast Explore in graph Random color

#21bb40 is a color from the green family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 73.33% green and 25.1% blue; printed in CMYK it uses 82.35% cyan, 0% magenta, 65.78% yellow and 26.67% black. Its hue angle is 132.08°, with 70% saturation and 43.14% lightness in HSL. It sits between warm and cool, and is often associated with nature, health and balance. Designers typically use it for eco-friendly brands, health and wellness and brand accents. Black text on this color reaches a contrast ratio of 8.25:1 (WCAG AAA). The closest named color is Kelly Green (#4cbb17), ΔE 5.28.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#33cc33
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.3623

Complementary

  1. #21bb40
  2. #bb219c

Split complementary

  1. #21bb40
  2. #8d21bb
  3. #bb214f

Analogous

  1. #4fbb21
  2. #21bb40
  3. #21bb8d

Triadic

  1. #21bb40
  2. #4021bb
  3. #bb4021

Tetradic

  1. #21bb40
  2. #219cbb
  3. #bb219c
  4. #bb4021

Square

  1. #21bb40
  2. #214fbb
  3. #bb219c
  4. #bb8d21

Monochromatic

  1. #0a3913
  2. #167a2a
  3. #21bb40
  4. #4adf68
  5. #8bea9e

Shades

#21bb40 mixed progressively with black.

  1. #21bb40
  2. #1ea83a
  3. #1a9633
  4. #17832d
  5. #147026
  6. #115e20
  7. #0d4b1a
  8. #0a3813
  9. #07250d
  10. #031306
  11. #000000

Tints

#21bb40 mixed progressively with white.

  1. #21bb40
  2. #37c253
  3. #4dc966
  4. #64cf79
  5. #7ad68c
  6. #90dda0
  7. #a6e4b3
  8. #bcebc6
  9. #d3f1d9
  10. #e9f8ec
  11. #ffffff

Tones

#21bb40 mixed progressively with gray.

  1. #21bb40
  2. #2bb546
  3. #34af4d
  4. #3ea953
  5. #47a35a
  6. #519e60
  7. #5a9866
  8. #64926d
  9. #6d8c73
  10. #77867a
  11. #808080

Readable text 2.55:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 8.25:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #a2a2a2 ≈ 0.003% of males
Achromatomaly #82ad86 ≈ 0.001% of males
Protanopia #bea930 ≈ 1.01% of males
Deuteranopia #ae9e4b ≈ 1.27% of males
Tritanopia #00b6a2 ≈ 0.0001% of males
Protanomaly #98b137 ≈ 1.08% of males
Deuteranomaly #8baa47 ≈ 4.63% of males
Tritanomaly #00b885 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21bb40 {
  color: #21bb40;
}
Background
.bg-21bb40 {
  background-color: #21bb40;
  color: #000000;
}
Border
.border-21bb40 {
  border: 2px solid #21bb40;
}
CSS variables
:root {
  --color-primary: #21bb40;
  --color-primary-rgb: 33 187 64;
  --color-primary-hsl: 132 70% 43%;
}
Gradient
.gradient-21bb40 {
  background: linear-gradient(135deg, #21bb40, #21bb8d);
}
Colored shadow
.shadow-21bb40 {
  box-shadow: 0 8px 24px rgb(33 187 64 / 0.35);
}

#4cbb17 Kelly Green ΔE 5.28 #32cd32 Lime Green ΔE 5.52 #74c365 Mantis ΔE 7.08 #50c878 Emerald ΔE 7.77 #0bda51 Malachite ΔE 7.80 #3cb371 Medium Sea Green ΔE 8.70 #77dd77 Pastel Green ΔE 10.64 #de44bf Inverted #a2a2a2 Grayscale 

Kelly Green
#21bb40  rgb(33, 187, 64)  hsl(132, 70%, 43%)  Kelly Green
#bb219c  rgb(187, 33, 156)  hsl(312, 70%, 43%)  Medium Violet Red
#4021bb  rgb(64, 33, 187)  hsl(252, 70%, 43%)  Medium Blue
#bb4021  rgb(187, 64, 33)  hsl(12, 70%, 43%)  Rust