#21B43E#21B43E

#21B43E is a light, vivid green. Relative luminance 0.333; OKLCH L 67.3% C 0.198 H 145.5°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#21B43E
RGB	rgb(33, 180, 62)
HSL	hsl(132, 69%, 42%)
HSV	hsv(132, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 65.6%, 29.4%)
CIE-LAB	lab(64.41, -60.45, 48.26)
CIE-LCH	lch(64.41, 77.36, 141.40°)
OKLab	oklab(67.33% -0.1629 0.112)
OKLCH	oklch(67.33% 0.198 145.5)
XYZ	xyz(17.8167, 33.3115, 10.0472)
Luminance	0.3331 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B43E #B42197

analogous

#4DB421 #21B43E #21B488

triadic

#21B43E #3E21B4 #B43E21

tetradic

#21B43E #214DB4 #B42197 #B48821

square

#21B43E #214DB4 #B42197 #B48821

split-complementary

#21B43E #8821B4 #B4214D

monochromatic

#0E4D1A #18802C #21B43E #38DA58 #6BE483

Accessibility & contrast

On white

2.74

#21B43E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#21B43E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B43E

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B43E	#FFFFFF	#000000	##000000
##21B43E	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A32F

Deuteranopia (green-blind)

#A79849

Tritanopia (blue-blind)

#00AF9C

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #21b43e;
/* rgb */ color: rgb(33, 180, 62);
/* oklch */ color: oklch(67.3% 0.198 145.5);

Tailwind

colors: {
  custom: {
    50: '#78cc78',
    500: '#21b43e',
    950: '#000000',
  },
}

SCSS

$custom: #21b43e;
$custom-light: #78cc78;
$custom-dark: #000000;

JSON

{
  "hex": "#21b43e",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 62
  },
  "hsl": {
    "h": 131.837,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.67329,
    "c": 0.19767,
    "h": 145.5
  },
  "luminance": 0.33314
}

Semantic roles & 50–950 ramp

primary

#21B43E

secondary

#CA67B6

accent

#3CC9EC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #21B43E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →