#A3F940#A3F940

#A3F940 is a very light, highly saturated yellow-green. Relative luminance 0.759; OKLCH L 89.4% C 0.224 H 131.8°. Best body text is #000000 at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#A3F940
RGB	rgb(163, 249, 64)
HSL	hsl(88, 94%, 61%)
HSV	hsv(88, 74%, 98%)
CMYK	cmyk(34.5%, 0%, 74.3%, 2.4%)
CIE-LAB	lab(89.82, -52.73, 75.02)
CIE-LCH	lch(89.82, 91.70, 125.10°)
OKLab	oklab(89.45% -0.1492 0.1671)
OKLCH	oklch(89.45% 0.224 131.8)
XYZ	xyz(49.9048, 75.9061, 16.8714)
Luminance	0.7591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3F940 #9640F9

analogous

#F9F340 #A3F940 #47F940

triadic

#A3F940 #40A3F9 #F940A3

tetradic

#A3F940 #40F9F3 #9640F9 #F94047

square

#A3F940 #40F9F3 #9640F9 #F94047

split-complementary

#A3F940 #4047F9 #F340F9

monochromatic

#66B906 #86F408 #A3F940 #C0FB7B #DCFDB7

Accessibility & contrast

On white

1.30

#A3F940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.18

#A3F940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3F940

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3F940	#FFFFFF	#000000	##000000
##A3F940	1.00	1.30	16.18	16.18
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.18	21.00	1.00	1.00
##000000	16.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE614

Deuteranopia (green-blind)

#F8E053

Tritanopia (blue-blind)

#A5EFD6

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #a3f940;
/* rgb */ color: rgb(163, 249, 64);
/* oklch */ color: oklch(89.4% 0.224 131.8);

Tailwind

colors: {
  custom: {
    50: '#c4fc81',
    500: '#a3f940',
    950: '#000000',
  },
}

SCSS

$custom: #a3f940;
$custom-light: #c4fc81;
$custom-dark: #000000;

JSON

{
  "hex": "#a3f940",
  "rgb": {
    "r": 163,
    "g": 249,
    "b": 64
  },
  "hsl": {
    "h": 87.892,
    "s": 93.909,
    "l": 61.373
  },
  "oklch": {
    "l": 0.89448,
    "c": 0.22398,
    "h": 131.8
  },
  "luminance": 0.75908
}

Semantic roles & 50–950 ramp

primary

#A3F940

secondary

#6926B7

accent

#00E66B

background

#FEFFFB

surface

#FAFFF2

border

#D3D7CC

text

#13170B

muted

#83857E

Preview Lab

Preview with #A3F940

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

Preview Lab → · Contrast checker → · Palette generator →