#21AD28#21AD28

#21AD28 is a light, highly saturated green. Relative luminance 0.304; OKLCH L 65.2% C 0.204 H 143.3°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#21AD28
RGB	rgb(33, 173, 40)
HSL	hsl(123, 68%, 40%)
HSV	hsv(123, 81%, 68%)
CMYK	cmyk(80.9%, 0%, 76.9%, 32.2%)
CIE-LAB	lab(61.97, -60.25, 54.20)
CIE-LCH	lch(61.97, 81.04, 138.03°)
OKLab	oklab(65.24% -0.1632 0.1218)
OKLCH	oklch(65.24% 0.204 143.3)
XYZ	xyz(15.9527, 30.3617, 7.0267)
Luminance	0.3036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AD28 #AD21A6

analogous

#60AD21 #21AD28 #21AD6E

triadic

#21AD28 #2821AD #AD2821

tetradic

#21AD28 #2160AD #AD21A6 #AD6E21

square

#21AD28 #2160AD #AD21A6 #AD6E21

split-complementary

#21AD28 #6E21AD #AD2160

monochromatic

#0D4610 #177A1C #21AD28 #33D83B #66E26D

Accessibility & contrast

On white

2.97

#21AD28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#21AD28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AD28

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AD28	#FFFFFF	#000000	##000000
##21AD28	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19C07

Deuteranopia (green-blind)

#A29237

Tritanopia (blue-blind)

#00A894

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #21ad28;
/* rgb */ color: rgb(33, 173, 40);
/* oklch */ color: oklch(65.2% 0.204 143.3);

Tailwind

colors: {
  custom: {
    50: '#77c76c',
    500: '#21ad28',
    950: '#000000',
  },
}

SCSS

$custom: #21ad28;
$custom-light: #77c76c;
$custom-dark: #000000;

JSON

{
  "hex": "#21ad28",
  "rgb": {
    "r": 33,
    "g": 173,
    "b": 40
  },
  "hsl": {
    "h": 123,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.65242,
    "c": 0.20367,
    "h": 143.3
  },
  "luminance": 0.30364
}

Semantic roles & 50–950 ramp

primary

#21AD28

secondary

#C762C2

accent

#3DE2EB

background

#F8FCF6

surface

#EFF8EC

border

#CAD1C7

text

#0A1307

muted

#7C827A

Preview Lab

Preview with #21AD28

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

Preview Lab → · Contrast checker → · Palette generator →