#28AC40#28AC40

#28AC40 is a light, vivid green. Relative luminance 0.303; OKLCH L 65.3% C 0.185 H 145.6°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#28AC40
RGB	rgb(40, 172, 64)
HSL	hsl(131, 62%, 42%)
HSV	hsv(131, 77%, 67%)
CMYK	cmyk(76.7%, 0%, 62.8%, 32.5%)
CIE-LAB	lab(61.93, -56.70, 44.65)
CIE-LCH	lch(61.93, 72.17, 141.79°)
OKLab	oklab(65.31% -0.1529 0.1045)
OKLCH	oklch(65.31% 0.185 145.6)
XYZ	xyz(16.5518, 30.3244, 9.8304)
Luminance	0.3033 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28AC40 #AC2894

analogous

#52AC28 #28AC40 #28AC82

triadic

#28AC40 #4028AC #AC4028

tetradic

#28AC40 #2852AC #AC2894 #AC8228

square

#28AC40 #2852AC #AC2894 #AC8228

split-complementary

#28AC40 #8228AC #AC2852

monochromatic

#11491B #1C7A2E #28AC40 #3FD25A #71DE84

Accessibility & contrast

On white

2.97

#28AC40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#28AC40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28AC40

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28AC40	#FFFFFF	#000000	##000000
##28AC40	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9C34

Deuteranopia (green-blind)

#A09249

Tritanopia (blue-blind)

#00A895

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #28ac40;
/* rgb */ color: rgb(40, 172, 64);
/* oklch */ color: oklch(65.3% 0.185 145.6);

Tailwind

colors: {
  custom: {
    50: '#78c679',
    500: '#28ac40',
    950: '#000000',
  },
}

SCSS

$custom: #28ac40;
$custom-light: #78c679;
$custom-dark: #000000;

JSON

{
  "hex": "#28ac40",
  "rgb": {
    "r": 40,
    "g": 172,
    "b": 64
  },
  "hsl": {
    "h": 130.909,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.65307,
    "c": 0.18517,
    "h": 145.6
  },
  "luminance": 0.30326
}

Semantic roles & 50–950 ramp

primary

#28AC40

secondary

#C56BB4

accent

#42C8E5

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #28AC40

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

Preview Lab → · Contrast checker → · Palette generator →