#A4D331#A4D331

#A4D331 is a light, vivid yellow-green. Relative luminance 0.547; OKLCH L 80.5% C 0.187 H 125.1°. Best body text is #000000 at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#A4D331
RGB	rgb(164, 211, 49)
HSL	hsl(77, 65%, 51%)
HSV	hsv(77, 77%, 83%)
CMYK	cmyk(22.3%, 0%, 76.8%, 17.3%)
CIE-LAB	lab(78.87, -36.87, 69.30)
CIE-LCH	lch(78.87, 78.50, 118.01°)
OKLab	oklab(80.53% -0.1072 0.1528)
OKLCH	oklch(80.53% 0.187 125.1)
XYZ	xyz(39.1588, 54.7023, 11.4007)
Luminance	0.5470 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4D331 #6031D3

analogous

#D3B131 #A4D331 #53D331

triadic

#A4D331 #31A4D3 #D331A4

tetradic

#A4D331 #31D3B1 #6031D3 #D33153

square

#A4D331 #31D3B1 #6031D3 #D33153

split-complementary

#A4D331 #3153D3 #B131D3

monochromatic

#587118 #7EA423 #A4D331 #BADE63 #D1E996

Accessibility & contrast

On white

1.76

#A4D331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.94

#A4D331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4D331

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4D331	#FFFFFF	#000000	##000000
##A4D331	1.00	1.76	11.94	11.94
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.94	21.00	1.00	1.00
##000000	11.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC500

Deuteranopia (green-blind)

#D8C341

Tritanopia (blue-blind)

#ACC9B5

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #a4d331;
/* rgb */ color: rgb(164, 211, 49);
/* oklch */ color: oklch(80.5% 0.187 125.1);

Tailwind

colors: {
  custom: {
    50: '#c3e076',
    500: '#a4d331',
    950: '#000000',
  },
}

SCSS

$custom: #a4d331;
$custom-light: #c3e076;
$custom-dark: #000000;

JSON

{
  "hex": "#a4d331",
  "rgb": {
    "r": 164,
    "g": 211,
    "b": 49
  },
  "hsl": {
    "h": 77.407,
    "s": 64.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.80534,
    "c": 0.18664,
    "h": 125.1
  },
  "luminance": 0.54703
}

Semantic roles & 50–950 ramp

primary

#A4D331

secondary

#442E7A

accent

#40E871

background

#FEFEFB

surface

#FAFCF1

border

#D3D5CB

text

#131509

muted

#83847D

Preview Lab

Preview with #A4D331

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

Preview Lab → · Contrast checker → · Palette generator →