#A3CA23#A3CA23

#A3CA23 is a light, vivid yellow-green. Relative luminance 0.501; OKLCH L 78.3% C 0.183 H 123.0°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#A3CA23
RGB	rgb(163, 202, 35)
HSL	hsl(74, 70%, 46%)
HSV	hsv(74, 83%, 79%)
CMYK	cmyk(19.3%, 0%, 82.7%, 20.8%)
CIE-LAB	lab(76.16, -33.72, 70.68)
CIE-LCH	lch(76.16, 78.31, 115.50°)
OKLab	oklab(78.31% -0.0995 0.1535)
OKLCH	oklch(78.31% 0.183 123)
XYZ	xyz(36.5287, 50.1487, 9.3450)
Luminance	0.5015 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3CA23 #4A23CA

analogous

#CA9E23 #A3CA23 #50CA23

triadic

#A3CA23 #23A3CA #CA23A3

tetradic

#A3CA23 #23CA9E #4A23CA #CA2350

square

#A3CA23 #23CA9E #4A23CA #CA2350

split-complementary

#A3CA23 #2350CA #9E23CA

monochromatic

#4F6211 #79961A #A3CA23 #BDE04A #D0E97F

Accessibility & contrast

On white

1.90

#A3CA23 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.03

#A3CA23 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3CA23

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3CA23	#FFFFFF	#000000	##000000
##A3CA23	1.00	1.90	11.03	11.03
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.03	21.00	1.00	1.00
##000000	11.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BD00

Deuteranopia (green-blind)

#D1BC36

Tritanopia (blue-blind)

#ACBFAC

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a3ca23;
/* rgb */ color: rgb(163, 202, 35);
/* oklch */ color: oklch(78.3% 0.183 123.0);

Tailwind

colors: {
  custom: {
    50: '#c3da6f',
    500: '#a3ca23',
    950: '#000000',
  },
}

SCSS

$custom: #a3ca23;
$custom-light: #c3da6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ca23",
  "rgb": {
    "r": 163,
    "g": 202,
    "b": 35
  },
  "hsl": {
    "h": 74.012,
    "s": 70.464,
    "l": 46.471
  },
  "oklch": {
    "l": 0.78305,
    "c": 0.18292,
    "h": 123
  },
  "luminance": 0.50149
}

Semantic roles & 50–950 ramp

primary

#A3CA23

secondary

#36256C

accent

#3BED64

background

#FEFEFB

surface

#FAFBF1

border

#D3D4CB

text

#131408

muted

#83837D

Preview Lab

Preview with #A3CA23

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

Preview Lab → · Contrast checker → · Palette generator →