#A3EF50#A3EF50

#A3EF50 is a very light, highly saturated yellow-green. Relative luminance 0.701; OKLCH L 87.2% C 0.202 H 131.5°. Best body text is #000000 at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#A3EF50
RGB	rgb(163, 239, 80)
HSL	hsl(89, 83%, 63%)
HSV	hsv(89, 67%, 94%)
CMYK	cmyk(31.8%, 0%, 66.5%, 6.3%)
CIE-LAB	lab(87.04, -47.60, 66.65)
CIE-LCH	lch(87.04, 81.90, 125.53°)
OKLab	oklab(87.22% -0.1341 0.1517)
OKLCH	oklch(87.22% 0.202 131.5)
XYZ	xyz(47.4182, 70.0971, 18.6196)
Luminance	0.7010 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3EF50 #9C50EF

analogous

#EFEB50 #A3EF50 #54EF50

triadic

#A3EF50 #50A3EF #EF50A3

tetradic

#A3EF50 #50EFEB #9C50EF #EF5054

square

#A3EF50 #50EFEB #9C50EF #EF5054

split-complementary

#A3EF50 #5054EF #EB50EF

monochromatic

#66B410 #86EA18 #A3EF50 #C0F488 #DEF9C0

Accessibility & contrast

On white

1.40

#A3EF50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.02

#A3EF50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3EF50

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3EF50	#FFFFFF	#000000	##000000
##A3EF50	1.00	1.40	15.02	15.02
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.02	21.00	1.00	1.00
##000000	15.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE39

Deuteranopia (green-blind)

#EFD85D

Tritanopia (blue-blind)

#A6E5CF

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #a3ef50;
/* rgb */ color: rgb(163, 239, 80);
/* oklch */ color: oklch(87.2% 0.202 131.5);

Tailwind

colors: {
  custom: {
    50: '#c3f489',
    500: '#a3ef50',
    950: '#000000',
  },
}

SCSS

$custom: #a3ef50;
$custom-light: #c3f489;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ef50",
  "rgb": {
    "r": 163,
    "g": 239,
    "b": 80
  },
  "hsl": {
    "h": 88.679,
    "s": 83.246,
    "l": 62.549
  },
  "oklch": {
    "l": 0.87221,
    "c": 0.20247,
    "h": 131.5
  },
  "luminance": 0.70099
}

Semantic roles & 50–950 ramp

primary

#A3EF50

secondary

#6F2FB4

accent

#06E06E

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170C

muted

#82857F

Preview Lab

Preview with #A3EF50

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

Preview Lab → · Contrast checker → · Palette generator →