#28B448#28B448

#28B448 is a light, vivid green. Relative luminance 0.336; OKLCH L 67.6% C 0.188 H 146.5°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#28B448
RGB	rgb(40, 180, 72)
HSL	hsl(134, 64%, 43%)
HSV	hsv(134, 78%, 71%)
CMYK	cmyk(77.8%, 0%, 60%, 29.4%)
CIE-LAB	lab(64.61, -58.40, 44.07)
CIE-LCH	lch(64.61, 73.16, 142.97°)
OKLab	oklab(67.55% -0.1572 0.104)
OKLCH	oklch(67.55% 0.188 146.5)
XYZ	xyz(18.3647, 33.5593, 11.6394)
Luminance	0.3356 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B448 #B42894

analogous

#4EB428 #28B448 #28B48E

triadic

#28B448 #4828B4 #B44828

tetradic

#28B448 #284EB4 #B42894 #B48E28

square

#28B448 #284EB4 #B42894 #B48E28

split-complementary

#28B448 #8E28B4 #B4284E

monochromatic

#125020 #1D8234 #28B448 #44D565 #76E18E

Accessibility & contrast

On white

2.72

#28B448 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#28B448 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B448

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B448	#FFFFFF	#000000	##000000
##28B448	1.00	2.72	7.71	7.71
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A33D

Deuteranopia (green-blind)

#A79851

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #28b448;
/* rgb */ color: rgb(40, 180, 72);
/* oklch */ color: oklch(67.6% 0.188 146.5);

Tailwind

colors: {
  custom: {
    50: '#79cc7e',
    500: '#28b448',
    950: '#000000',
  },
}

SCSS

$custom: #28b448;
$custom-light: #79cc7e;
$custom-dark: #000000;

JSON

{
  "hex": "#28b448",
  "rgb": {
    "r": 40,
    "g": 180,
    "b": 72
  },
  "hsl": {
    "h": 133.714,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.67555,
    "c": 0.18847,
    "h": 146.5
  },
  "luminance": 0.33562
}

Semantic roles & 50–950 ramp

primary

#28B448

secondary

#C870B4

accent

#41C1E7

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #28B448

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

Preview Lab → · Contrast checker → · Palette generator →