#4FB428#4FB428

#4FB428 is a light, vivid green. Relative luminance 0.345; OKLCH L 68.3% C 0.196 H 138.8°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#4FB428
RGB	rgb(79, 180, 40)
HSL	hsl(103, 64%, 43%)
HSV	hsv(103, 78%, 71%)
CMYK	cmyk(56.1%, 0%, 77.8%, 29.4%)
CIE-LAB	lab(65.32, -53.49, 57.84)
CIE-LCH	lch(65.32, 78.78, 132.77°)
OKLab	oklab(68.34% -0.1475 0.129)
OKLCH	oklch(68.34% 0.196 138.8)
XYZ	xyz(19.9279, 34.4563, 7.6077)
Luminance	0.3446 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB428 #8D28B4

analogous

#95B428 #4FB428 #28B447

triadic

#4FB428 #284FB4 #B4284F

tetradic

#4FB428 #2895B4 #8D28B4 #B44728

square

#4FB428 #2895B4 #8D28B4 #B44728

split-complementary

#4FB428 #4728B4 #B42895

monochromatic

#235012 #39821D #4FB428 #6CD544 #94E176

Accessibility & contrast

On white

2.66

#4FB428 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#4FB428 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB428

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB428	#FFFFFF	#000000	##000000
##4FB428	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A400

Deuteranopia (green-blind)

#AD9B38

Tritanopia (blue-blind)

#45AE9A

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #4fb428;
/* rgb */ color: rgb(79, 180, 40);
/* oklch */ color: oklch(68.3% 0.196 138.8);

Tailwind

colors: {
  custom: {
    50: '#8bcb6d',
    500: '#4fb428',
    950: '#000000',
  },
}

SCSS

$custom: #4fb428;
$custom-light: #8bcb6d;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb428",
  "rgb": {
    "r": 79,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 103.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.68337,
    "c": 0.19598,
    "h": 138.8
  },
  "luminance": 0.34458
}

Semantic roles & 50–950 ramp

primary

#4FB428

secondary

#AF70C8

accent

#41E7B9

background

#F9FCF6

surface

#F1F9EC

border

#CBD2C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #4FB428

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

Preview Lab → · Contrast checker → · Palette generator →