ColorTool
Log in
#21CB71

#21cb71 ≈ Emerald

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

#21cb71 is a color from the green family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 79.61% green and 44.31% blue; printed in CMYK it uses 83.74% cyan, 0% magenta, 44.33% yellow and 20.39% black. Its hue angle is 148.24°, with 72.03% saturation and 46.27% 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 9.85:1 (WCAG AAA). The closest named color is Emerald (#50c878), ΔE 2.66.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#33cc66
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.4423

Complementary

  1. #21cb71
  2. #cb217b

Split complementary

  1. #21cb71
  2. #c621cb
  3. #cb2126

Analogous

  1. #26cb21
  2. #21cb71
  3. #21cbc6

Triadic

  1. #21cb71
  2. #7121cb
  3. #cb7121

Tetradic

  1. #21cb71
  2. #217bcb
  3. #cb217b
  4. #cb7121

Square

  1. #21cb71
  2. #2126cb
  3. #cb217b
  4. #cbc621

Monochromatic

  1. #0c4728
  2. #16894c
  3. #21cb71
  4. #55e398
  5. #97eec0

Shades

#21cb71 mixed progressively with black.

  1. #21cb71
  2. #1eb766
  3. #1aa25a
  4. #178e4f
  5. #147a44
  6. #116639
  7. #0d512d
  8. #0a3d22
  9. #072917
  10. #03140b
  11. #000000

Tints

#21cb71 mixed progressively with white.

  1. #21cb71
  2. #37d07f
  3. #4dd58d
  4. #64db9c
  5. #7ae0aa
  6. #90e5b8
  7. #a6eac6
  8. #bcefd4
  9. #d3f5e3
  10. #e9faf1
  11. #ffffff

Tones

#21cb71 mixed progressively with gray.

  1. #21cb71
  2. #2bc473
  3. #34bc74
  4. #3eb576
  5. #47ad77
  6. #51a679
  7. #5a9e7a
  8. #64977c
  9. #6d8f7d
  10. #77887f
  11. #808080

Readable text 2.13:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 9.85:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #b1b1b1 ≈ 0.003% of males
Achromatomaly #8ebc9c ≈ 0.001% of males
Protanopia #cbb96a ≈ 1.01% of males
Deuteranopia #b8ac77 ≈ 1.27% of males
Tritanopia #00c8b5 ≈ 0.0001% of males
Protanomaly #a3c16d ≈ 1.08% of males
Deuteranomaly #94b975 ≈ 4.63% of males
Tritanomaly #00c99e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-21cb71 {
  color: #21cb71;
}
Background
.bg-21cb71 {
  background-color: #21cb71;
  color: #000000;
}
Border
.border-21cb71 {
  border: 2px solid #21cb71;
}
CSS variables
:root {
  --color-primary: #21cb71;
  --color-primary-rgb: 33 203 113;
  --color-primary-hsl: 148 72% 46%;
}
Gradient
.gradient-21cb71 {
  background: linear-gradient(135deg, #21cb71, #21cbc6);
}
Colored shadow
.shadow-21cb71 {
  box-shadow: 0 8px 24px rgb(33 203 113 / 0.35);
}

#50c878 Emerald ΔE 2.66 #0bda51 Malachite ΔE 6.76 #3cb371 Medium Sea Green ΔE 6.98 #74c365 Mantis ΔE 7.29 #77dd77 Pastel Green ΔE 7.63 #00cc99 Caribbean Green ΔE 8.09 #32cd32 Lime Green ΔE 8.45 #de348e Inverted #b1b1b1 Grayscale 

Emerald
#21cb71  rgb(33, 203, 113)  hsl(148, 72%, 46%)  Emerald
#cb217b  rgb(203, 33, 123)  hsl(328, 72%, 46%)  Medium Violet Red
#7121cb  rgb(113, 33, 203)  hsl(268, 72%, 46%)  Dark Violet
#cb7121  rgb(203, 113, 33)  hsl(28, 72%, 46%)  Ochre