#A3C53B#A3C53B

#A3C53B is a light, vivid yellow-green. Relative luminance 0.480; OKLCH L 77.3% C 0.165 H 122.4°. Best body text is #000000 at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#A3C53B
RGB	rgb(163, 197, 59)
HSL	hsl(75, 54%, 50%)
HSV	hsv(75, 70%, 77%)
CMYK	cmyk(17.3%, 0%, 70.1%, 22.7%)
CIE-LAB	lab(74.85, -30.29, 62.04)
CIE-LCH	lch(74.85, 69.04, 116.02°)
OKLab	oklab(77.28% -0.0883 0.1391)
OKLCH	oklch(77.28% 0.165 122.4)
XYZ	xyz(35.8604, 48.0347, 11.5192)
Luminance	0.4803 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C53B #5D3BC5

analogous

#C5A23B #A3C53B #5EC53B

triadic

#A3C53B #3BA3C5 #C53BA3

tetradic

#A3C53B #3BC5A2 #5D3BC5 #C53B5E

square

#A3C53B #3BC5A2 #5D3BC5 #C53B5E

split-complementary

#A3C53B #3B5EC5 #A23BC5

monochromatic

#55671F #7C962C #A3C53B #B9D36A #CFE199

Accessibility & contrast

On white

1.98

#A3C53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.61

#A3C53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C53B

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C53B	#FFFFFF	#000000	##000000
##A3C53B	1.00	1.98	10.61	10.61
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.61	21.00	1.00	1.00
##000000	10.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B924

Deuteranopia (green-blind)

#CCB846

Tritanopia (blue-blind)

#ABBBAA

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #a3c53b;
/* rgb */ color: rgb(163, 197, 59);
/* oklch */ color: oklch(77.3% 0.165 122.4);

Tailwind

colors: {
  custom: {
    50: '#c2d679',
    500: '#a3c53b',
    950: '#000000',
  },
}

SCSS

$custom: #a3c53b;
$custom-light: #c2d679;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c53b",
  "rgb": {
    "r": 163,
    "g": 197,
    "b": 59
  },
  "hsl": {
    "h": 74.783,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.77282,
    "c": 0.16477,
    "h": 122.4
  },
  "luminance": 0.48035
}

Semantic roles & 50–950 ramp

primary

#A3C53B

secondary

#9E8FCD

accent

#4ADE6E

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A3C53B

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

Preview Lab → · Contrast checker → · Palette generator →