#21B242#21B242

#21B242 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.8% C 0.192 H 146.1°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#21B242
RGB	rgb(33, 178, 66)
HSL	hsl(134, 69%, 41%)
HSV	hsv(134, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 62.9%, 30.2%)
CIE-LAB	lab(63.80, -59.35, 45.83)
CIE-LCH	lch(63.80, 74.99, 142.33°)
OKLab	oklab(66.83% -0.1597 0.1072)
OKLCH	oklch(66.83% 0.192 146.1)
XYZ	xyz(17.5296, 32.5553, 10.5131)
Luminance	0.3256 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B242 #B22191

analogous

#49B221 #21B242 #21B28B

triadic

#21B242 #4221B2 #B24221

tetradic

#21B242 #2149B2 #B22191 #B28B21

square

#21B242 #2149B2 #B22191 #B28B21

split-complementary

#21B242 #8B21B2 #B22149

monochromatic

#0E4B1C #177E2F #21B242 #36DA5C #6AE386

Accessibility & contrast

On white

2.80

#21B242 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#21B242 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B242

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B242	#FFFFFF	#000000	##000000
##21B242	1.00	2.80	7.51	7.51
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A135

Deuteranopia (green-blind)

#A5964C

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b242;
/* rgb */ color: rgb(33, 178, 66);
/* oklch */ color: oklch(66.8% 0.192 146.1);

Tailwind

colors: {
  custom: {
    50: '#77ca7b',
    500: '#21b242',
    950: '#000000',
  },
}

SCSS

$custom: #21b242;
$custom-light: #77ca7b;
$custom-dark: #000000;

JSON

{
  "hex": "#21b242",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 66
  },
  "hsl": {
    "h": 133.655,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66832,
    "c": 0.1924,
    "h": 146.1
  },
  "luminance": 0.32557
}

Semantic roles & 50–950 ramp

primary

#21B242

secondary

#C966B3

accent

#3CC4EC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #21B242

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

Preview Lab → · Contrast checker → · Palette generator →