#28B140#28B140

#28B140 is a light, vivid green. Relative luminance 0.323; OKLCH L 66.7% C 0.191 H 145.4°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#28B140
RGB	rgb(40, 177, 64)
HSL	hsl(131, 63%, 43%)
HSV	hsv(131, 77%, 69%)
CMYK	cmyk(77.4%, 0%, 63.8%, 30.6%)
CIE-LAB	lab(63.56, -58.37, 46.48)
CIE-LCH	lch(63.56, 74.61, 141.47°)
OKLab	oklab(66.66% -0.1574 0.1084)
OKLCH	oklch(66.66% 0.191 145.4)
XYZ	xyz(17.5214, 32.2635, 10.1535)
Luminance	0.3227 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B140 #B12899

analogous

#54B128 #28B140 #28B185

triadic

#28B140 #4028B1 #B14028

tetradic

#28B140 #2854B1 #B12899 #B18528

square

#28B140 #2854B1 #B12899 #B18528

split-complementary

#28B140 #8528B1 #B12854

monochromatic

#114D1C #1D7F2E #28B140 #42D45C #74E087

Accessibility & contrast

On white

2.82

#28B140 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#28B140 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B140

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B140	#FFFFFF	#000000	##000000
##28B140	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A033

Deuteranopia (green-blind)

#A5964A

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #28b140;
/* rgb */ color: rgb(40, 177, 64);
/* oklch */ color: oklch(66.7% 0.191 145.4);

Tailwind

colors: {
  custom: {
    50: '#79ca79',
    500: '#28b140',
    950: '#000000',
  },
}

SCSS

$custom: #28b140;
$custom-light: #79ca79;
$custom-dark: #000000;

JSON

{
  "hex": "#28b140",
  "rgb": {
    "r": 40,
    "g": 177,
    "b": 64
  },
  "hsl": {
    "h": 130.511,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.66657,
    "c": 0.19111,
    "h": 145.4
  },
  "luminance": 0.32266
}

Semantic roles & 50–950 ramp

primary

#28B140

secondary

#C76EB7

accent

#42C9E6

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B140

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

Preview Lab → · Contrast checker → · Palette generator →