#28B33B#28B33B

#28B33B is a light, vivid green. Relative luminance 0.330; OKLCH L 67.1% C 0.197 H 144.7°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#28B33B
RGB	rgb(40, 179, 59)
HSL	hsl(128, 63%, 43%)
HSV	hsv(128, 78%, 70%)
CMYK	cmyk(77.7%, 0%, 67%, 29.8%)
CIE-LAB	lab(64.17, -59.56, 49.29)
CIE-LCH	lch(64.17, 77.31, 140.39°)
OKLab	oklab(67.15% -0.1608 0.1139)
OKLCH	oklch(67.15% 0.197 144.7)
XYZ	xyz(17.7834, 33.0050, 9.5702)
Luminance	0.3301 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B33B #B328A0

analogous

#5BB328 #28B33B #28B380

triadic

#28B33B #3B28B3 #B33B28

tetradic

#28B33B #285BB3 #B328A0 #B38028

square

#28B33B #285BB3 #B328A0 #B38028

split-complementary

#28B33B #8028B3 #B3285B

monochromatic

#124F1A #1D812B #28B33B #43D557 #75E084

Accessibility & contrast

On white

2.76

#28B33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#28B33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B33B

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B33B	#FFFFFF	#000000	##000000
##28B33B	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A22B

Deuteranopia (green-blind)

#A79746

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #28b33b;
/* rgb */ color: rgb(40, 179, 59);
/* oklch */ color: oklch(67.1% 0.197 144.7);

Tailwind

colors: {
  custom: {
    50: '#7acb77',
    500: '#28b33b',
    950: '#000000',
  },
}

SCSS

$custom: #28b33b;
$custom-light: #7acb77;
$custom-dark: #000000;

JSON

{
  "hex": "#28b33b",
  "rgb": {
    "r": 40,
    "g": 179,
    "b": 59
  },
  "hsl": {
    "h": 128.201,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.67145,
    "c": 0.19705,
    "h": 144.7
  },
  "luminance": 0.33007
}

Semantic roles & 50–950 ramp

primary

#28B33B

secondary

#C86FBC

accent

#41D0E6

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B33B

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

Preview Lab → · Contrast checker → · Palette generator →