#21B22F#21B22F

#21B22F is a light, highly saturated green. Relative luminance 0.324; OKLCH L 66.7% C 0.205 H 143.8°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#21B22F
RGB	rgb(33, 178, 47)
HSL	hsl(126, 69%, 41%)
HSV	hsv(126, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 73.6%, 30.2%)
CIE-LAB	lab(63.65, -61.26, 53.42)
CIE-LCH	lch(63.65, 81.28, 138.91°)
OKLab	oklab(66.65% -0.1657 0.1211)
OKLCH	oklch(66.65% 0.205 143.8)
XYZ	xyz(17.0595, 32.3673, 8.0372)
Luminance	0.3237 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B22F #B221A4

analogous

#5CB221 #21B22F #21B278

triadic

#21B22F #2F21B2 #B22F21

tetradic

#21B22F #215CB2 #B221A4 #B27821

square

#21B22F #215CB2 #B221A4 #B27821

split-complementary

#21B22F #7821B2 #B2215C

monochromatic

#0E4B14 #177E21 #21B22F #36DA46 #6AE376

Accessibility & contrast

On white

2.81

#21B22F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#21B22F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B22F

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B22F	#FFFFFF	#000000	##000000
##21B22F	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A117

Deuteranopia (green-blind)

#A6963D

Tritanopia (blue-blind)

#00AD99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #21b22f;
/* rgb */ color: rgb(33, 178, 47);
/* oklch */ color: oklch(66.7% 0.205 143.8);

Tailwind

colors: {
  custom: {
    50: '#78ca70',
    500: '#21b22f',
    950: '#000000',
  },
}

SCSS

$custom: #21b22f;
$custom-light: #78ca70;
$custom-dark: #000000;

JSON

{
  "hex": "#21b22f",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 47
  },
  "hsl": {
    "h": 125.793,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66654,
    "c": 0.20521,
    "h": 143.8
  },
  "luminance": 0.32369
}

Semantic roles & 50–950 ramp

primary

#21B22F

secondary

#C966C0

accent

#3CDBEC

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #21B22F

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

Preview Lab → · Contrast checker → · Palette generator →