#A3CB39#A3CB39

#A3CB39 is a light, vivid yellow-green. Relative luminance 0.508; OKLCH L 78.7% C 0.173 H 123.9°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#A3CB39
RGB	rgb(163, 203, 57)
HSL	hsl(76, 58%, 51%)
HSV	hsv(76, 72%, 80%)
CMYK	cmyk(19.7%, 0%, 71.9%, 20.4%)
CIE-LAB	lab(76.55, -33.20, 64.45)
CIE-LCH	lch(76.55, 72.50, 117.25°)
OKLab	oklab(78.66% -0.0965 0.1438)
OKLCH	oklch(78.66% 0.173 123.9)
XYZ	xyz(37.1991, 50.7935, 11.7145)
Luminance	0.5079 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3CB39 #6139CB

analogous

#CBAA39 #A3CB39 #5ACB39

triadic

#A3CB39 #39A3CB #CB39A3

tetradic

#A3CB39 #39CBAA #6139CB #CB395A

square

#A3CB39 #39CBAA #6139CB #CB395A

split-complementary

#A3CB39 #395ACB #AA39CB

monochromatic

#576D1D #7E9D29 #A3CB39 #BAD869 #D0E49A

Accessibility & contrast

On white

1.88

#A3CB39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#A3CB39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3CB39

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3CB39	#FFFFFF	#000000	##000000
##A3CB39	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE1E

Deuteranopia (green-blind)

#D1BD46

Tritanopia (blue-blind)

#ABC1AF

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #a3cb39;
/* rgb */ color: rgb(163, 203, 57);
/* oklch */ color: oklch(78.7% 0.173 123.9);

Tailwind

colors: {
  custom: {
    50: '#c2db79',
    500: '#a3cb39',
    950: '#000000',
  },
}

SCSS

$custom: #a3cb39;
$custom-light: #c2db79;
$custom-dark: #000000;

JSON

{
  "hex": "#a3cb39",
  "rgb": {
    "r": 163,
    "g": 203,
    "b": 57
  },
  "hsl": {
    "h": 76.438,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78657,
    "c": 0.17323,
    "h": 123.9
  },
  "luminance": 0.50794
}

Semantic roles & 50–950 ramp

primary

#A3CB39

secondary

#453276

accent

#46E271

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A3CB39

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

Preview Lab → · Contrast checker → · Palette generator →