#4BC21D#4BC21D

#4BC21D is a light, highly saturated green. Relative luminance 0.402; OKLCH L 71.8% C 0.218 H 139.3°. Best body text is #000000 at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#4BC21D
RGB	rgb(75, 194, 29)
HSL	hsl(103, 74%, 44%)
HSV	hsv(103, 85%, 76%)
CMYK	cmyk(61.3%, 0%, 85.1%, 23.9%)
CIE-LAB	lab(69.59, -60.00, 64.74)
CIE-LCH	lch(69.59, 88.27, 132.83°)
OKLab	oklab(71.81% -0.1653 0.142)
OKLCH	oklch(71.81% 0.218 139.3)
XYZ	xyz(22.4142, 40.1660, 7.7338)
Luminance	0.4017 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BC21D #941DC2

analogous

#9DC21D #4BC21D #1DC242

triadic

#4BC21D #1D4BC2 #C21D4B

tetradic

#4BC21D #1D9DC2 #941DC2 #C2421D

square

#4BC21D #1D9DC2 #941DC2 #C2421D

split-complementary

#4BC21D #421DC2 #C21D9D

monochromatic

#22580D #368D15 #4BC21D #69E23B #92EA70

Accessibility & contrast

On white

2.32

#4BC21D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.03

#4BC21D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BC21D

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BC21D	#FFFFFF	#000000	##000000
##4BC21D	1.00	2.32	9.03	9.03
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.03	21.00	1.00	1.00
##000000	9.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B000

Deuteranopia (green-blind)

#B9A634

Tritanopia (blue-blind)

#3CBBA5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #4bc21d;
/* rgb */ color: rgb(75, 194, 29);
/* oklch */ color: oklch(71.8% 0.218 139.3);

Tailwind

colors: {
  custom: {
    50: '#8cd56b',
    500: '#4bc21d',
    950: '#000000',
  },
}

SCSS

$custom: #4bc21d;
$custom-light: #8cd56b;
$custom-dark: #000000;

JSON

{
  "hex": "#4bc21d",
  "rgb": {
    "r": 75,
    "g": 194,
    "b": 29
  },
  "hsl": {
    "h": 103.273,
    "s": 73.991,
    "l": 43.725
  },
  "oklch": {
    "l": 0.71812,
    "c": 0.21791,
    "h": 139.3
  },
  "luminance": 0.40168
}

Semantic roles & 50–950 ramp

primary

#4BC21D

secondary

#B46BD0

accent

#37F1BD

background

#F9FDF6

surface

#F2FAEC

border

#CCD3C7

text

#0D1407

muted

#7E837A

Preview Lab

Preview with #4BC21D

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

Preview Lab → · Contrast checker → · Palette generator →