#4DB221#4DB221

#4DB221 is a light, vivid green. Relative luminance 0.335; OKLCH L 67.7% C 0.198 H 138.6°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#4DB221
RGB	rgb(77, 178, 33)
HSL	hsl(102, 69%, 41%)
HSV	hsv(102, 81%, 70%)
CMYK	cmyk(56.7%, 0%, 81.5%, 30.2%)
CIE-LAB	lab(64.59, -53.70, 59.22)
CIE-LCH	lch(64.59, 79.94, 132.20°)
OKLab	oklab(67.7% -0.1483 0.1309)
OKLCH	oklch(67.7% 0.198 138.6)
XYZ	xyz(19.2547, 33.5268, 6.8952)
Luminance	0.3353 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB221 #8621B2

analogous

#96B221 #4DB221 #21B23E

triadic

#4DB221 #214DB2 #B2214D

tetradic

#4DB221 #2196B2 #8621B2 #B23E21

square

#4DB221 #2196B2 #8621B2 #B23E21

split-complementary

#4DB221 #3E21B2 #B22196

monochromatic

#204B0E #377E17 #4DB221 #68DA36 #8FE36A

Accessibility & contrast

On white

2.73

#4DB221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#4DB221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB221

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB221	#FFFFFF	#000000	##000000
##4DB221	1.00	2.73	7.71	7.71
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A200

Deuteranopia (green-blind)

#AB9A33

Tritanopia (blue-blind)

#43AC98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #4db221;
/* rgb */ color: rgb(77, 178, 33);
/* oklch */ color: oklch(67.7% 0.198 138.6);

Tailwind

colors: {
  custom: {
    50: '#8aca6a',
    500: '#4db221',
    950: '#000000',
  },
}

SCSS

$custom: #4db221;
$custom-light: #8aca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#4db221",
  "rgb": {
    "r": 77,
    "g": 178,
    "b": 33
  },
  "hsl": {
    "h": 101.793,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67698,
    "c": 0.19785,
    "h": 138.6
  },
  "luminance": 0.33528
}

Semantic roles & 50–950 ramp

primary

#4DB221

secondary

#AB66C9

accent

#3CECB6

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4DB221

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

Preview Lab → · Contrast checker → · Palette generator →