#28AF4E#28AF4E

#28AF4E is a light, vivid green. Relative luminance 0.317; OKLCH L 66.3% C 0.177 H 147.9°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#28AF4E
RGB	rgb(40, 175, 78)
HSL	hsl(137, 63%, 42%)
HSV	hsv(137, 77%, 69%)
CMYK	cmyk(77.1%, 0%, 55.4%, 31.4%)
CIE-LAB	lab(63.06, -55.90, 39.39)
CIE-LCH	lch(63.06, 68.39, 144.83°)
OKLab	oklab(66.29% -0.1503 0.0942)
OKLCH	oklch(66.29% 0.177 147.9)
XYZ	xyz(17.5788, 31.6590, 12.3906)
Luminance	0.3166 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28AF4E #AF2889

analogous

#45AF28 #28AF4E #28AF92

triadic

#28AF4E #4E28AF #AF4E28

tetradic

#28AF4E #2845AF #AF2889 #AF9228

square

#28AF4E #2845AF #AF2889 #AF9228

split-complementary

#28AF4E #9228AF #AF2845

monochromatic

#114B22 #1D7D38 #28AF4E #41D46A #73DF91

Accessibility & contrast

On white

2.86

#28AF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#28AF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28AF4E

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28AF4E	#FFFFFF	#000000	##000000
##28AF4E	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19F45

Deuteranopia (green-blind)

#A29456

Tritanopia (blue-blind)

#00AB99

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28af4e;
/* rgb */ color: rgb(40, 175, 78);
/* oklch */ color: oklch(66.3% 0.177 147.9);

Tailwind

colors: {
  custom: {
    50: '#78c882',
    500: '#28af4e',
    950: '#000000',
  },
}

SCSS

$custom: #28af4e;
$custom-light: #78c882;
$custom-dark: #000000;

JSON

{
  "hex": "#28af4e",
  "rgb": {
    "r": 40,
    "g": 175,
    "b": 78
  },
  "hsl": {
    "h": 136.889,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.66291,
    "c": 0.1774,
    "h": 147.9
  },
  "luminance": 0.31661
}

Semantic roles & 50–950 ramp

primary

#28AF4E

secondary

#C66DAD

accent

#42B8E6

background

#F8FCF8

surface

#EFF8EF

border

#CAD1CA

text

#0A130B

muted

#7C827C

Preview Lab

Preview with #28AF4E

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

Preview Lab → · Contrast checker → · Palette generator →