#21AD38#21AD38

#21AD38 is a light, vivid green. Relative luminance 0.305; OKLCH L 65.4% C 0.194 H 145.0°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#21AD38
RGB	rgb(33, 173, 56)
HSL	hsl(130, 68%, 40%)
HSV	hsv(130, 81%, 68%)
CMYK	cmyk(80.9%, 0%, 67.6%, 32.2%)
CIE-LAB	lab(62.08, -58.85, 48.25)
CIE-LCH	lch(62.08, 76.10, 140.65°)
OKLab	oklab(65.37% -0.1587 0.1114)
OKLCH	oklch(65.37% 0.194 145)
XYZ	xyz(16.2834, 30.4940, 8.7684)
Luminance	0.3050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AD38 #AD2196

analogous

#50AD21 #21AD38 #21AD7E

triadic

#21AD38 #3821AD #AD3821

tetradic

#21AD38 #2150AD #AD2196 #AD7E21

square

#21AD38 #2150AD #AD2196 #AD7E21

split-complementary

#21AD38 #7E21AD #AD2150

monochromatic

#0D4617 #177A27 #21AD38 #33D84E #66E27B

Accessibility & contrast

On white

2.96

#21AD38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#21AD38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AD38

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AD38	#FFFFFF	#000000	##000000
##21AD38	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C28

Deuteranopia (green-blind)

#A19243

Tritanopia (blue-blind)

#00A895

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #21ad38;
/* rgb */ color: rgb(33, 173, 56);
/* oklch */ color: oklch(65.4% 0.194 145.0);

Tailwind

colors: {
  custom: {
    50: '#77c774',
    500: '#21ad38',
    950: '#000000',
  },
}

SCSS

$custom: #21ad38;
$custom-light: #77c774;
$custom-dark: #000000;

JSON

{
  "hex": "#21ad38",
  "rgb": {
    "r": 33,
    "g": 173,
    "b": 56
  },
  "hsl": {
    "h": 129.857,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.65373,
    "c": 0.19389,
    "h": 145
  },
  "luminance": 0.30496
}

Semantic roles & 50–950 ramp

primary

#21AD38

secondary

#C762B7

accent

#3DCEEB

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #21AD38

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

Preview Lab → · Contrast checker → · Palette generator →