#A3F45E#A3F45E

#A3F45E is a very light, vivid yellow-green. Relative luminance 0.733; OKLCH L 88.5% C 0.199 H 133.1°. Best body text is #000000 at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#A3F45E
RGB	rgb(163, 244, 94)
HSL	hsl(92, 87%, 66%)
HSV	hsv(92, 61%, 96%)
CMYK	cmyk(33.2%, 0%, 61.5%, 4.3%)
CIE-LAB	lab(88.59, -48.60, 62.74)
CIE-LCH	lch(88.59, 79.36, 127.76°)
OKLab	oklab(88.51% -0.1358 0.1451)
OKLCH	oklch(88.51% 0.199 133.1)
XYZ	xyz(49.4745, 73.2941, 22.1279)
Luminance	0.7330 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.70

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3F45E #AF5EF4

analogous

#EEF45E #A3F45E #5EF464

triadic

#A3F45E #5EA3F4 #F45EA3

tetradic

#A3F45E #5EEEF4 #AF5EF4 #F4645E

square

#A3F45E #5EEEF4 #AF5EF4 #F4645E

split-complementary

#A3F45E #645EF4 #F45EEE

monochromatic

#64CA0E #82F025 #A3F45E #C4F897 #E4FCD1

Accessibility & contrast

On white

1.34

#A3F45E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.66

#A3F45E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3F45E

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3F45E	#FFFFFF	#000000	##000000
##A3F45E	1.00	1.34	15.66	15.66
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.66	21.00	1.00	1.00
##000000	15.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE34C

Deuteranopia (green-blind)

#F2DC6A

Tritanopia (blue-blind)

#A4EBD4

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #a3f45e;
/* rgb */ color: rgb(163, 244, 94);
/* oklch */ color: oklch(88.5% 0.199 133.1);

Tailwind

colors: {
  custom: {
    50: '#c3f891',
    500: '#a3f45e',
    950: '#000000',
  },
}

SCSS

$custom: #a3f45e;
$custom-light: #c3f891;
$custom-dark: #000000;

JSON

{
  "hex": "#a3f45e",
  "rgb": {
    "r": 163,
    "g": 244,
    "b": 94
  },
  "hsl": {
    "h": 92.4,
    "s": 87.209,
    "l": 66.275
  },
  "oklch": {
    "l": 0.88513,
    "c": 0.19872,
    "h": 133.1
  },
  "luminance": 0.73296
}

Semantic roles & 50–950 ramp

primary

#A3F45E

secondary

#8130C6

accent

#02E47C

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A3F45E

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

Preview Lab → · Contrast checker → · Palette generator →