#28B340#28B340

#28B340 is a light, vivid green. Relative luminance 0.331; OKLCH L 67.2% C 0.193 H 145.4°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#28B340
RGB	rgb(40, 179, 64)
HSL	hsl(130, 63%, 43%)
HSV	hsv(130, 78%, 70%)
CMYK	cmyk(77.7%, 0%, 64.2%, 29.8%)
CIE-LAB	lab(64.21, -59.03, 47.20)
CIE-LCH	lch(64.21, 75.58, 141.35°)
OKLab	oklab(67.2% -0.1592 0.11)
OKLCH	oklch(67.2% 0.193 145.4)
XYZ	xyz(17.9193, 33.0594, 10.2862)
Luminance	0.3306 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B340 #B3289B

analogous

#55B328 #28B340 #28B385

triadic

#28B340 #4028B3 #B34028

tetradic

#28B340 #2855B3 #B3289B #B38528

square

#28B340 #2855B3 #B3289B #B38528

split-complementary

#28B340 #8528B3 #B32855

monochromatic

#124F1C #1D812E #28B340 #43D55C #75E088

Accessibility & contrast

On white

2.76

#28B340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#28B340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B340

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B340	#FFFFFF	#000000	##000000
##28B340	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A232

Deuteranopia (green-blind)

#A7974A

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #28b340;
/* rgb */ color: rgb(40, 179, 64);
/* oklch */ color: oklch(67.2% 0.193 145.4);

Tailwind

colors: {
  custom: {
    50: '#7acb79',
    500: '#28b340',
    950: '#000000',
  },
}

SCSS

$custom: #28b340;
$custom-light: #7acb79;
$custom-dark: #000000;

JSON

{
  "hex": "#28b340",
  "rgb": {
    "r": 40,
    "g": 179,
    "b": 64
  },
  "hsl": {
    "h": 130.36,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.67196,
    "c": 0.19345,
    "h": 145.4
  },
  "luminance": 0.33061
}

Semantic roles & 50–950 ramp

primary

#28B340

secondary

#C86FB8

accent

#41CAE6

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B340

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

Preview Lab → · Contrast checker → · Palette generator →