#21AC28#21AC28

#21AC28 is a light, highly saturated green. Relative luminance 0.300; OKLCH L 65.0% C 0.203 H 143.3°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#21AC28
RGB	rgb(33, 172, 40)
HSL	hsl(123, 68%, 40%)
HSV	hsv(123, 81%, 67%)
CMYK	cmyk(80.8%, 0%, 76.7%, 32.5%)
CIE-LAB	lab(61.64, -59.94, 53.88)
CIE-LCH	lch(61.64, 80.60, 138.05°)
OKLab	oklab(64.97% -0.1624 0.1211)
OKLCH	oklch(64.97% 0.203 143.3)
XYZ	xyz(15.7617, 29.9797, 6.9630)
Luminance	0.2998 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AC28 #AC21A5

analogous

#5FAC21 #21AC28 #21AC6E

triadic

#21AC28 #2821AC #AC2821

tetradic

#21AC28 #215FAC #AC21A5 #AC6E21

square

#21AC28 #215FAC #AC21A5 #AC6E21

split-complementary

#21AC28 #6E21AC #AC215F

monochromatic

#0D4510 #17791C #21AC28 #32D83B #66E26C

Accessibility & contrast

On white

3.00

#21AC28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#21AC28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AC28

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AC28	#FFFFFF	#000000	##000000
##21AC28	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B08

Deuteranopia (green-blind)

#A19137

Tritanopia (blue-blind)

#00A793

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #21ac28;
/* rgb */ color: rgb(33, 172, 40);
/* oklch */ color: oklch(65.0% 0.203 143.3);

Tailwind

colors: {
  custom: {
    50: '#77c66c',
    500: '#21ac28',
    950: '#000000',
  },
}

SCSS

$custom: #21ac28;
$custom-light: #77c66c;
$custom-dark: #000000;

JSON

{
  "hex": "#21ac28",
  "rgb": {
    "r": 33,
    "g": 172,
    "b": 40
  },
  "hsl": {
    "h": 123.022,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.64969,
    "c": 0.2026,
    "h": 143.3
  },
  "luminance": 0.29982
}

Semantic roles & 50–950 ramp

primary

#21AC28

secondary

#C762C2

accent

#3DE2EB

background

#F8FCF6

surface

#EFF8EC

border

#CAD1C7

text

#0A1307

muted

#7C827A

Preview Lab

Preview with #21AC28

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

Preview Lab → · Contrast checker → · Palette generator →