#28B240#28B240

#28B240 is a light, vivid green. Relative luminance 0.327; OKLCH L 66.9% C 0.192 H 145.4°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#28B240
RGB	rgb(40, 178, 64)
HSL	hsl(130, 63%, 43%)
HSV	hsv(130, 78%, 70%)
CMYK	cmyk(77.5%, 0%, 64%, 30.2%)
CIE-LAB	lab(63.88, -58.70, 46.84)
CIE-LCH	lch(63.88, 75.10, 141.41°)
OKLab	oklab(66.93% -0.1583 0.1092)
OKLCH	oklch(66.93% 0.192 145.4)
XYZ	xyz(17.7196, 32.6600, 10.2196)
Luminance	0.3266 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B240 #B2289A

analogous

#55B228 #28B240 #28B285

triadic

#28B240 #4028B2 #B24028

tetradic

#28B240 #2855B2 #B2289A #B28528

square

#28B240 #2855B2 #B2289A #B28528

split-complementary

#28B240 #8528B2 #B22855

monochromatic

#124E1C #1D802E #28B240 #43D55C #75E087

Accessibility & contrast

On white

2.79

#28B240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#28B240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B240

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B240	#FFFFFF	#000000	##000000
##28B240	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A132

Deuteranopia (green-blind)

#A6974A

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #28b240;
/* rgb */ color: rgb(40, 178, 64);
/* oklch */ color: oklch(66.9% 0.192 145.4);

Tailwind

colors: {
  custom: {
    50: '#79ca79',
    500: '#28b240',
    950: '#000000',
  },
}

SCSS

$custom: #28b240;
$custom-light: #79ca79;
$custom-dark: #000000;

JSON

{
  "hex": "#28b240",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 64
  },
  "hsl": {
    "h": 130.435,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66927,
    "c": 0.19228,
    "h": 145.4
  },
  "luminance": 0.32662
}

Semantic roles & 50–950 ramp

primary

#28B240

secondary

#C76FB8

accent

#41CAE6

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B240

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

Preview Lab → · Contrast checker → · Palette generator →