#21AC31#21AC31

#21AC31 is a light, vivid green. Relative luminance 0.300; OKLCH L 65.0% C 0.197 H 144.2°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#21AC31
RGB	rgb(33, 172, 49)
HSL	hsl(127, 68%, 40%)
HSV	hsv(127, 81%, 67%)
CMYK	cmyk(80.8%, 0%, 71.5%, 32.5%)
CIE-LAB	lab(61.70, -59.20, 50.66)
CIE-LCH	lch(61.70, 77.92, 139.44°)
OKLab	oklab(65.04% -0.16 0.1156)
OKLCH	oklch(65.04% 0.197 144.2)
XYZ	xyz(15.9330, 30.0482, 7.8653)
Luminance	0.3005 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AC31 #AC219C

analogous

#57AC21 #21AC31 #21AC76

triadic

#21AC31 #3121AC #AC3121

tetradic

#21AC31 #2157AC #AC219C #AC7621

square

#21AC31 #2157AC #AC219C #AC7621

split-complementary

#21AC31 #7621AC #AC2157

monochromatic

#0D4514 #177922 #21AC31 #32D845 #66E274

Accessibility & contrast

On white

3.00

#21AC31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#21AC31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AC31

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AC31	#FFFFFF	#000000	##000000
##21AC31	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B1D

Deuteranopia (green-blind)

#A0913D

Tritanopia (blue-blind)

#00A794

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #21ac31;
/* rgb */ color: rgb(33, 172, 49);
/* oklch */ color: oklch(65.0% 0.197 144.2);

Tailwind

colors: {
  custom: {
    50: '#77c670',
    500: '#21ac31',
    950: '#000000',
  },
}

SCSS

$custom: #21ac31;
$custom-light: #77c670;
$custom-dark: #000000;

JSON

{
  "hex": "#21ac31",
  "rgb": {
    "r": 33,
    "g": 172,
    "b": 49
  },
  "hsl": {
    "h": 126.906,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.65037,
    "c": 0.19739,
    "h": 144.2
  },
  "luminance": 0.3005
}

Semantic roles & 50–950 ramp

primary

#21AC31

secondary

#C762BB

accent

#3DD7EB

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1308

muted

#7C827B

Preview Lab

Preview with #21AC31

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

Preview Lab → · Contrast checker → · Palette generator →