#A4C221#A4C221

#A4C221 is a light, vivid yellow-green. Relative luminance 0.466; OKLCH L 76.5% C 0.174 H 120.6°. Best body text is #000000 at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#A4C221
RGB	rgb(164, 194, 33)
HSL	hsl(71, 71%, 45%)
HSV	hsv(71, 83%, 76%)
CMYK	cmyk(15.5%, 0%, 83%, 23.9%)
CIE-LAB	lab(73.92, -29.64, 69.25)
CIE-LCH	lch(73.92, 75.33, 113.17°)
OKLab	oklab(76.51% -0.0886 0.1501)
OKLCH	oklch(76.51% 0.174 120.6)
XYZ	xyz(34.8769, 46.5860, 8.5932)
Luminance	0.4659 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4C221 #3F21C2

analogous

#C29021 #A4C221 #54C221

triadic

#A4C221 #21A4C2 #C221A4

tetradic

#A4C221 #21C290 #3F21C2 #C22154

square

#A4C221 #21C290 #3F21C2 #C22154

split-complementary

#A4C221 #2154C2 #9021C2

monochromatic

#4C590F #788E18 #A4C221 #C1DF41 #D2E876

Accessibility & contrast

On white

2.04

#A4C221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.32

#A4C221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4C221

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4C221	#FFFFFF	#000000	##000000
##A4C221	1.00	2.04	10.32	10.32
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.32	21.00	1.00	1.00
##000000	10.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB600

Deuteranopia (green-blind)

#CBB633

Tritanopia (blue-blind)

#AEB7A6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #a4c221;
/* rgb */ color: rgb(164, 194, 33);
/* oklch */ color: oklch(76.5% 0.174 120.6);

Tailwind

colors: {
  custom: {
    50: '#c3d46d',
    500: '#a4c221',
    950: '#000000',
  },
}

SCSS

$custom: #a4c221;
$custom-light: #c3d46d;
$custom-dark: #000000;

JSON

{
  "hex": "#a4c221",
  "rgb": {
    "r": 164,
    "g": 194,
    "b": 33
  },
  "hsl": {
    "h": 71.18,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.76513,
    "c": 0.17428,
    "h": 120.6
  },
  "luminance": 0.46586
}

Semantic roles & 50–950 ramp

primary

#A4C221

secondary

#8270CF

accent

#3AEE5C

background

#FCFDF7

surface

#F8FAED

border

#D1D3C8

text

#131408

muted

#82837B

Preview Lab

Preview with #A4C221

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

Preview Lab → · Contrast checker → · Palette generator →