#4FB528#4FB528

#4FB528 is a light, vivid green. Relative luminance 0.349; OKLCH L 68.6% C 0.197 H 138.9°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#4FB528
RGB	rgb(79, 181, 40)
HSL	hsl(103, 64%, 43%)
HSV	hsv(103, 78%, 71%)
CMYK	cmyk(56.4%, 0%, 77.9%, 29%)
CIE-LAB	lab(65.64, -53.86, 58.14)
CIE-LCH	lch(65.64, 79.25, 132.81°)
OKLab	oklab(68.6% -0.1485 0.1296)
OKLCH	oklch(68.6% 0.197 138.9)
XYZ	xyz(20.1305, 34.8615, 7.6752)
Luminance	0.3486 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB528 #8E28B5

analogous

#95B528 #4FB528 #28B547

triadic

#4FB528 #284FB5 #B5284F

tetradic

#4FB528 #2895B5 #8E28B5 #B54728

square

#4FB528 #2895B5 #8E28B5 #B54728

split-complementary

#4FB528 #4728B5 #B52895

monochromatic

#235112 #39831D #4FB528 #6DD644 #94E177

Accessibility & contrast

On white

2.63

#4FB528 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#4FB528 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB528

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB528	#FFFFFF	#000000	##000000
##4FB528	1.00	2.63	7.97	7.97
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA500

Deuteranopia (green-blind)

#AE9C38

Tritanopia (blue-blind)

#45AF9B

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #4fb528;
/* rgb */ color: rgb(79, 181, 40);
/* oklch */ color: oklch(68.6% 0.197 138.9);

Tailwind

colors: {
  custom: {
    50: '#8bcc6d',
    500: '#4fb528',
    950: '#000000',
  },
}

SCSS

$custom: #4fb528;
$custom-light: #8bcc6d;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb528",
  "rgb": {
    "r": 79,
    "g": 181,
    "b": 40
  },
  "hsl": {
    "h": 103.404,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.686,
    "c": 0.19714,
    "h": 138.9
  },
  "luminance": 0.34863
}

Semantic roles & 50–950 ramp

primary

#4FB528

secondary

#B070C8

accent

#41E7B9

background

#F9FCF6

surface

#F1F9EC

border

#CBD2C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #4FB528

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

Preview Lab → · Contrast checker → · Palette generator →