#A3D03B#A3D03B

#A3D03B is a light, vivid yellow-green. Relative luminance 0.532; OKLCH L 79.8% C 0.178 H 125.1°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#A3D03B
RGB	rgb(163, 208, 59)
HSL	hsl(78, 61%, 52%)
HSV	hsv(78, 72%, 82%)
CMYK	cmyk(21.6%, 0%, 71.6%, 18.4%)
CIE-LAB	lab(78.00, -35.39, 65.17)
CIE-LCH	lch(78.00, 74.16, 118.50°)
OKLab	oklab(79.83% -0.1023 0.1457)
OKLCH	oklch(79.83% 0.178 125.1)
XYZ	xyz(38.4498, 53.2136, 12.3824)
Luminance	0.5321 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D03B #683BD0

analogous

#D0B33B #A3D03B #58D03B

triadic

#A3D03B #3BA3D0 #D03BA3

tetradic

#A3D03B #3BD0B3 #683BD0 #D03B58

square

#A3D03B #3BD0B3 #683BD0 #D03B58

split-complementary

#A3D03B #3B58D0 #B33BD0

monochromatic

#5A751C #80A628 #A3D03B #BADC6C #D1E89E

Accessibility & contrast

On white

1.80

#A3D03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#A3D03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D03B

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D03B	#FFFFFF	#000000	##000000
##A3D03B	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)

#DBC220

Deuteranopia (green-blind)

#D5C048

Tritanopia (blue-blind)

#AAC6B3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #a3d03b;
/* rgb */ color: rgb(163, 208, 59);
/* oklch */ color: oklch(79.8% 0.178 125.1);

Tailwind

colors: {
  custom: {
    50: '#c2de7b',
    500: '#a3d03b',
    950: '#000000',
  },
}

SCSS

$custom: #a3d03b;
$custom-light: #c2de7b;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d03b",
  "rgb": {
    "r": 163,
    "g": 208,
    "b": 59
  },
  "hsl": {
    "h": 78.121,
    "s": 61.317,
    "l": 52.353
  },
  "oklch": {
    "l": 0.79832,
    "c": 0.17802,
    "h": 125.1
  },
  "luminance": 0.53214
}

Semantic roles & 50–950 ramp

primary

#A3D03B

secondary

#49327D

accent

#43E474

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A3D03B

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

Preview Lab → · Contrast checker → · Palette generator →