#4BB128#4BB128

#4BB128 is a light, vivid green. Relative luminance 0.331; OKLCH L 67.4% C 0.194 H 139.3°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#4BB128
RGB	rgb(75, 177, 40)
HSL	hsl(105, 63%, 43%)
HSV	hsv(105, 77%, 69%)
CMYK	cmyk(57.6%, 0%, 77.4%, 30.6%)
CIE-LAB	lab(64.24, -53.46, 56.74)
CIE-LCH	lch(64.24, 77.96, 133.29°)
OKLab	oklab(67.4% -0.1472 0.1268)
OKLCH	oklch(67.4% 0.194 139.3)
XYZ	xyz(19.0060, 33.0917, 7.3928)
Luminance	0.3309 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB128 #8E28B1

analogous

#8FB128 #4BB128 #28B14A

triadic

#4BB128 #284BB1 #B1284B

tetradic

#4BB128 #288FB1 #8E28B1 #B14A28

square

#4BB128 #288FB1 #8E28B1 #B14A28

split-complementary

#4BB128 #4A28B1 #B1288F

monochromatic

#214D11 #367F1D #4BB128 #67D442 #8FE074

Accessibility & contrast

On white

2.76

#4BB128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#4BB128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB128

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB128	#FFFFFF	#000000	##000000
##4BB128	1.00	2.76	7.62	7.62
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A103

Deuteranopia (green-blind)

#AA9937

Tritanopia (blue-blind)

#40AB97

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #4bb128;
/* rgb */ color: rgb(75, 177, 40);
/* oklch */ color: oklch(67.4% 0.194 139.3);

Tailwind

colors: {
  custom: {
    50: '#89c96d',
    500: '#4bb128',
    950: '#000000',
  },
}

SCSS

$custom: #4bb128;
$custom-light: #89c96d;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb128",
  "rgb": {
    "r": 75,
    "g": 177,
    "b": 40
  },
  "hsl": {
    "h": 104.672,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.67402,
    "c": 0.19426,
    "h": 139.3
  },
  "luminance": 0.33093
}

Semantic roles & 50–950 ramp

primary

#4BB128

secondary

#B06EC7

accent

#42E6BC

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0D1307

muted

#7D827A

Preview Lab

Preview with #4BB128

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

Preview Lab → · Contrast checker → · Palette generator →