#A3D039#A3D039

#A3D039 is a light, vivid yellow-green. Relative luminance 0.532; OKLCH L 79.8% C 0.179 H 125.0°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#A3D039
RGB	rgb(163, 208, 57)
HSL	hsl(78, 62%, 52%)
HSV	hsv(78, 73%, 82%)
CMYK	cmyk(21.6%, 0%, 72.6%, 18.4%)
CIE-LAB	lab(77.99, -35.50, 65.86)
CIE-LCH	lch(77.99, 74.81, 118.33°)
OKLab	oklab(79.82% -0.1028 0.1468)
OKLCH	oklch(79.82% 0.179 125)
XYZ	xyz(38.3990, 53.1932, 12.1144)
Luminance	0.5319 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D039 #6639D0

analogous

#D0B239 #A3D039 #57D039

triadic

#A3D039 #39A3D0 #D039A3

tetradic

#A3D039 #39D0B2 #6639D0 #D03957

square

#A3D039 #39D0B2 #6639D0 #D03957

split-complementary

#A3D039 #3957D0 #B239D0

monochromatic

#59731B #7FA527 #A3D039 #BADC6A #D1E79C

Accessibility & contrast

On white

1.80

#A3D039 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#A3D039 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D039

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D039	#FFFFFF	#000000	##000000
##A3D039	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC21B

Deuteranopia (green-blind)

#D5C047

Tritanopia (blue-blind)

#AAC6B3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #a3d039;
/* rgb */ color: rgb(163, 208, 57);
/* oklch */ color: oklch(79.8% 0.179 125.0);

Tailwind

colors: {
  custom: {
    50: '#c2de7a',
    500: '#a3d039',
    950: '#000000',
  },
}

SCSS

$custom: #a3d039;
$custom-light: #c2de7a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d039",
  "rgb": {
    "r": 163,
    "g": 208,
    "b": 57
  },
  "hsl": {
    "h": 77.881,
    "s": 61.633,
    "l": 51.961
  },
  "oklch": {
    "l": 0.79819,
    "c": 0.17922,
    "h": 125
  },
  "luminance": 0.53194
}

Semantic roles & 50–950 ramp

primary

#A3D039

secondary

#48317C

accent

#43E573

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A3D039

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

Preview Lab → · Contrast checker → · Palette generator →