#21B24A#21B24A

#21B24A is a light, vivid green. Relative luminance 0.327; OKLCH L 66.9% C 0.186 H 147.4°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#21B24A
RGB	rgb(33, 178, 74)
HSL	hsl(137, 69%, 41%)
HSV	hsv(137, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 58.4%, 30.2%)
CIE-LAB	lab(63.88, -58.35, 42.26)
CIE-LCH	lch(63.88, 72.04, 144.09°)
OKLab	oklab(66.93% -0.1568 0.1002)
OKLCH	oklch(66.93% 0.186 147.4)
XYZ	xyz(17.7822, 32.6563, 11.8434)
Luminance	0.3266 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B24A #B22189

analogous

#40B221 #21B24A #21B293

triadic

#21B24A #4A21B2 #B24A21

tetradic

#21B24A #2140B2 #B22189 #B29321

square

#21B24A #2140B2 #B22189 #B29321

split-complementary

#21B24A #9321B2 #B22140

monochromatic

#0E4B1F #177E35 #21B24A #36DA65 #6AE38C

Accessibility & contrast

On white

2.79

#21B24A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#21B24A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B24A

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B24A	#FFFFFF	#000000	##000000
##21B24A	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A140

Deuteranopia (green-blind)

#A49652

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b24a;
/* rgb */ color: rgb(33, 178, 74);
/* oklch */ color: oklch(66.9% 0.186 147.4);

Tailwind

colors: {
  custom: {
    50: '#77ca80',
    500: '#21b24a',
    950: '#000000',
  },
}

SCSS

$custom: #21b24a;
$custom-light: #77ca80;
$custom-dark: #000000;

JSON

{
  "hex": "#21b24a",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 74
  },
  "hsl": {
    "h": 136.966,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66927,
    "c": 0.18608,
    "h": 147.4
  },
  "luminance": 0.32659
}

Semantic roles & 50–950 ramp

primary

#21B24A

secondary

#C966AD

accent

#3CBAEC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #21B24A

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

Preview Lab → · Contrast checker → · Palette generator →