#28B04C#28B04C

#28B04C is a light, vivid green. Relative luminance 0.320; OKLCH L 66.5% C 0.180 H 147.5°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#28B04C
RGB	rgb(40, 176, 76)
HSL	hsl(136, 63%, 42%)
HSV	hsv(136, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 56.8%, 31%)
CIE-LAB	lab(63.36, -56.53, 40.72)
CIE-LCH	lch(63.36, 69.66, 144.23°)
OKLab	oklab(66.53% -0.152 0.097)
OKLCH	oklch(66.53% 0.18 147.5)
XYZ	xyz(17.7035, 32.0215, 12.0838)
Luminance	0.3202 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B04C #B0288C

analogous

#48B028 #28B04C #28B090

triadic

#28B04C #4C28B0 #B04C28

tetradic

#28B04C #2848B0 #B0288C #B09028

square

#28B04C #2848B0 #B0288C #B09028

split-complementary

#28B04C #9028B0 #B02848

monochromatic

#114C21 #1D7E36 #28B04C #41D468 #73DF90

Accessibility & contrast

On white

2.84

#28B04C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#28B04C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B04C

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B04C	#FFFFFF	#000000	##000000
##28B04C	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A042

Deuteranopia (green-blind)

#A39554

Tritanopia (blue-blind)

#00AC9A

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b04c;
/* rgb */ color: rgb(40, 176, 76);
/* oklch */ color: oklch(66.5% 0.180 147.5);

Tailwind

colors: {
  custom: {
    50: '#78c981',
    500: '#28b04c',
    950: '#000000',
  },
}

SCSS

$custom: #28b04c;
$custom-light: #78c981;
$custom-dark: #000000;

JSON

{
  "hex": "#28b04c",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 76
  },
  "hsl": {
    "h": 135.882,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66532,
    "c": 0.18033,
    "h": 147.5
  },
  "luminance": 0.32024
}

Semantic roles & 50–950 ramp

primary

#28B04C

secondary

#C66DAF

accent

#42BBE6

background

#F8FCF8

surface

#EFF8EF

border

#CAD1CA

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #28B04C

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

Preview Lab → · Contrast checker → · Palette generator →