#28B03A#28B03A

#28B03A is a light, vivid green. Relative luminance 0.318; OKLCH L 66.3% C 0.194 H 144.7°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#28B03A
RGB	rgb(40, 176, 58)
HSL	hsl(128, 63%, 42%)
HSV	hsv(128, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 67%, 31%)
CIE-LAB	lab(63.18, -58.69, 48.64)
CIE-LCH	lch(63.18, 76.23, 140.35°)
OKLab	oklab(66.33% -0.1585 0.1124)
OKLCH	oklch(66.33% 0.194 144.7)
XYZ	xyz(17.1629, 31.8052, 9.2367)
Luminance	0.3181 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B03A #B0289E

analogous

#5AB028 #28B03A #28B07E

triadic

#28B03A #3A28B0 #B03A28

tetradic

#28B03A #285AB0 #B0289E #B07E28

square

#28B03A #285AB0 #B0289E #B07E28

split-complementary

#28B03A #7E28B0 #B0285A

monochromatic

#114C19 #1D7E2A #28B03A #41D455 #73DF81

Accessibility & contrast

On white

2.85

#28B03A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#28B03A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B03A

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B03A	#FFFFFF	#000000	##000000
##28B03A	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F2A

Deuteranopia (green-blind)

#A49545

Tritanopia (blue-blind)

#00AB98

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b03a;
/* rgb */ color: rgb(40, 176, 58);
/* oklch */ color: oklch(66.3% 0.194 144.7);

Tailwind

colors: {
  custom: {
    50: '#79c976',
    500: '#28b03a',
    950: '#000000',
  },
}

SCSS

$custom: #28b03a;
$custom-light: #79c976;
$custom-dark: #000000;

JSON

{
  "hex": "#28b03a",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 58
  },
  "hsl": {
    "h": 127.941,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66326,
    "c": 0.19429,
    "h": 144.7
  },
  "luminance": 0.31807
}

Semantic roles & 50–950 ramp

primary

#28B03A

secondary

#C66DBB

accent

#42D0E6

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B03A

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

Preview Lab → · Contrast checker → · Palette generator →