#28B04B#28B04B

#28B04B is a light, vivid green. Relative luminance 0.320; OKLCH L 66.5% C 0.181 H 147.3°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#28B04B
RGB	rgb(40, 176, 75)
HSL	hsl(135, 63%, 42%)
HSV	hsv(135, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 57.4%, 31%)
CIE-LAB	lab(63.35, -56.66, 41.18)
CIE-LCH	lch(63.35, 70.05, 143.99°)
OKLab	oklab(66.52% -0.1524 0.0979)
OKLCH	oklch(66.52% 0.181 147.3)
XYZ	xyz(17.6690, 32.0077, 11.9021)
Luminance	0.3201 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B04B #B0288D

analogous

#49B028 #28B04B #28B08F

triadic

#28B04B #4B28B0 #B04B28

tetradic

#28B04B #2849B0 #B0288D #B08F28

square

#28B04B #2849B0 #B0288D #B08F28

split-complementary

#28B04B #8F28B0 #B02849

monochromatic

#114C20 #1D7E36 #28B04B #41D467 #73DF8F

Accessibility & contrast

On white

2.84

#28B04B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#28B04B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B04B

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B04B	#FFFFFF	#000000	##000000
##28B04B	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)

#B2A041

Deuteranopia (green-blind)

#A39553

Tritanopia (blue-blind)

#00AC9A

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b04b;
/* rgb */ color: rgb(40, 176, 75);
/* oklch */ color: oklch(66.5% 0.181 147.3);

Tailwind

colors: {
  custom: {
    50: '#78c980',
    500: '#28b04b',
    950: '#000000',
  },
}

SCSS

$custom: #28b04b;
$custom-light: #78c980;
$custom-dark: #000000;

JSON

{
  "hex": "#28b04b",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 75
  },
  "hsl": {
    "h": 135.441,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66519,
    "c": 0.18117,
    "h": 147.3
  },
  "luminance": 0.3201
}

Semantic roles & 50–950 ramp

primary

#28B04B

secondary

#C66DB0

accent

#42BCE6

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #28B04B

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

Preview Lab → · Contrast checker → · Palette generator →