#A3C643#A3C643

#A3C643 is a light, vivid yellow-green. Relative luminance 0.486; OKLCH L 77.6% C 0.161 H 123.0°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#A3C643
RGB	rgb(163, 198, 67)
HSL	hsl(76, 53%, 52%)
HSV	hsv(76, 66%, 78%)
CMYK	cmyk(17.7%, 0%, 66.2%, 22.4%)
CIE-LAB	lab(75.19, -30.25, 59.32)
CIE-LCH	lch(75.19, 66.59, 117.02°)
OKLab	oklab(77.58% -0.0875 0.1346)
OKLCH	oklch(77.58% 0.161 123)
XYZ	xyz(36.3118, 48.5798, 12.7729)
Luminance	0.4858 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C643 #6643C6

analogous

#C6A843 #A3C643 #61C643

triadic

#A3C643 #43A3C6 #C643A3

tetradic

#A3C643 #43C6A8 #6643C6 #C64361

square

#A3C643 #43C6A8 #6643C6 #C64361

split-complementary

#A3C643 #4361C6 #A843C6

monochromatic

#596D21 #7F9C2F #A3C643 #BAD472 #D1E2A1

Accessibility & contrast

On white

1.96

#A3C643 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#A3C643 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C643

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C643	#FFFFFF	#000000	##000000
##A3C643	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA31

Deuteranopia (green-blind)

#CDB94D

Tritanopia (blue-blind)

#ABBCAB

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #a3c643;
/* rgb */ color: rgb(163, 198, 67);
/* oklch */ color: oklch(77.6% 0.161 123.0);

Tailwind

colors: {
  custom: {
    50: '#c1d77e',
    500: '#a3c643',
    950: '#000000',
  },
}

SCSS

$custom: #a3c643;
$custom-light: #c1d77e;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c643",
  "rgb": {
    "r": 163,
    "g": 198,
    "b": 67
  },
  "hsl": {
    "h": 76.031,
    "s": 53.469,
    "l": 51.961
  },
  "oklch": {
    "l": 0.77577,
    "c": 0.16051,
    "h": 123
  },
  "luminance": 0.4858
}

Semantic roles & 50–950 ramp

primary

#A3C643

secondary

#A596CF

accent

#4BDD72

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A3C643

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

Preview Lab → · Contrast checker → · Palette generator →