#A3E23F#A3E23F

#A3E23F is a very light, vivid yellow-green. Relative luminance 0.625; OKLCH L 84.1% C 0.197 H 128.7°. Best body text is #000000 at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#A3E23F
RGB	rgb(163, 226, 63)
HSL	hsl(83, 74%, 57%)
HSV	hsv(83, 72%, 89%)
CMYK	cmyk(27.9%, 0%, 72.1%, 11.4%)
CIE-LAB	lab(83.20, -43.15, 68.91)
CIE-LCH	lch(83.20, 81.30, 122.06°)
OKLab	oklab(84.06% -0.1233 0.1541)
OKLCH	oklch(84.06% 0.197 128.7)
XYZ	xyz(43.1978, 62.5370, 14.4966)
Luminance	0.6254 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E23F #7E3FE2

analogous

#E2D03F #A3E23F #52E23F

triadic

#A3E23F #3FA3E2 #E23FA3

tetradic

#A3E23F #3FE2D0 #7E3FE2 #E23F52

square

#A3E23F #3FE2D0 #7E3FE2 #E23F52

split-complementary

#A3E23F #3F52E2 #D03FE2

monochromatic

#619116 #85C61E #A3E23F #BCEA74 #D6F2A9

Accessibility & contrast

On white

1.55

#A3E23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.51

#A3E23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E23F

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E23F	#FFFFFF	#000000	##000000
##A3E23F	1.00	1.55	13.51	13.51
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.51	21.00	1.00	1.00
##000000	13.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD220

Deuteranopia (green-blind)

#E4CE4E

Tritanopia (blue-blind)

#A8D8C3

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #a3e23f;
/* rgb */ color: rgb(163, 226, 63);
/* oklch */ color: oklch(84.1% 0.197 128.7);

Tailwind

colors: {
  custom: {
    50: '#c3eb7e',
    500: '#a3e23f',
    950: '#000000',
  },
}

SCSS

$custom: #a3e23f;
$custom-light: #c3eb7e;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e23f",
  "rgb": {
    "r": 163,
    "g": 226,
    "b": 63
  },
  "hsl": {
    "h": 83.19,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.84056,
    "c": 0.19733,
    "h": 128.7
  },
  "luminance": 0.62538
}

Semantic roles & 50–950 ramp

primary

#A3E23F

secondary

#573096

accent

#37F07F

background

#FDFEFB

surface

#F9FDF2

border

#D2D5CC

text

#13160B

muted

#82847E

Preview Lab

Preview with #A3E23F

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

Preview Lab → · Contrast checker → · Palette generator →