#A3C221#A3C221

#A3C221 is a light, vivid yellow-green. Relative luminance 0.465; OKLCH L 76.4% C 0.175 H 120.9°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#A3C221
RGB	rgb(163, 194, 33)
HSL	hsl(72, 71%, 45%)
HSV	hsv(72, 83%, 76%)
CMYK	cmyk(16%, 0%, 83%, 23.9%)
CIE-LAB	lab(73.86, -30.05, 69.17)
CIE-LCH	lch(73.86, 75.41, 113.48°)
OKLab	oklab(76.44% -0.0897 0.1499)
OKLCH	oklch(76.44% 0.175 120.9)
XYZ	xyz(34.6712, 46.4800, 8.5835)
Luminance	0.4648 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C221 #4021C2

analogous

#C29121 #A3C221 #52C221

triadic

#A3C221 #21A3C2 #C221A3

tetradic

#A3C221 #21C291 #4021C2 #C22152

square

#A3C221 #21C291 #4021C2 #C22152

split-complementary

#A3C221 #2152C2 #9121C2

monochromatic

#4B590F #778E18 #A3C221 #C0DF41 #D2E876

Accessibility & contrast

On white

2.04

#A3C221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#A3C221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C221

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C221	#FFFFFF	#000000	##000000
##A3C221	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB600

Deuteranopia (green-blind)

#CBB633

Tritanopia (blue-blind)

#ADB7A6

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #a3c221;
/* rgb */ color: rgb(163, 194, 33);
/* oklch */ color: oklch(76.4% 0.175 120.9);

Tailwind

colors: {
  custom: {
    50: '#c2d46d',
    500: '#a3c221',
    950: '#000000',
  },
}

SCSS

$custom: #a3c221;
$custom-light: #c2d46d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c221",
  "rgb": {
    "r": 163,
    "g": 194,
    "b": 33
  },
  "hsl": {
    "h": 71.553,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.76441,
    "c": 0.1747,
    "h": 120.9
  },
  "luminance": 0.4648
}

Semantic roles & 50–950 ramp

primary

#A3C221

secondary

#8270CF

accent

#3AEE5D

background

#FCFDF7

surface

#F8FAED

border

#D1D3C8

text

#131408

muted

#82837B

Preview Lab

Preview with #A3C221

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

Preview Lab → · Contrast checker → · Palette generator →