#28B03F#28B03F

#28B03F is a light, vivid green. Relative luminance 0.319; OKLCH L 66.4% C 0.191 H 145.3°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#28B03F
RGB	rgb(40, 176, 63)
HSL	hsl(130, 63%, 42%)
HSV	hsv(130, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 64.2%, 31%)
CIE-LAB	lab(63.23, -58.15, 46.54)
CIE-LCH	lch(63.23, 74.48, 141.33°)
OKLab	oklab(66.38% -0.1568 0.1085)
OKLCH	oklch(66.38% 0.191 145.3)
XYZ	xyz(17.2964, 31.8586, 9.9394)
Luminance	0.3186 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B03F #B02899

analogous

#55B028 #28B03F #28B083

triadic

#28B03F #3F28B0 #B03F28

tetradic

#28B03F #2855B0 #B02899 #B08328

square

#28B03F #2855B0 #B02899 #B08328

split-complementary

#28B03F #8328B0 #B02855

monochromatic

#114C1B #1D7E2D #28B03F #41D45A #73DF85

Accessibility & contrast

On white

2.85

#28B03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#28B03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B03F

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B03F	#FFFFFF	#000000	##000000
##28B03F	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F32

Deuteranopia (green-blind)

#A49549

Tritanopia (blue-blind)

#00AB98

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b03f;
/* rgb */ color: rgb(40, 176, 63);
/* oklch */ color: oklch(66.4% 0.191 145.3);

Tailwind

colors: {
  custom: {
    50: '#79c979',
    500: '#28b03f',
    950: '#000000',
  },
}

SCSS

$custom: #28b03f;
$custom-light: #79c979;
$custom-dark: #000000;

JSON

{
  "hex": "#28b03f",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 63
  },
  "hsl": {
    "h": 130.147,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66377,
    "c": 0.19068,
    "h": 145.3
  },
  "luminance": 0.31861
}

Semantic roles & 50–950 ramp

primary

#28B03F

secondary

#C66DB7

accent

#42CAE6

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B03F

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

Preview Lab → · Contrast checker → · Palette generator →