#A3E463#A3E463

#A3E463 is a very light, vivid yellow-green. Relative luminance 0.642; OKLCH L 84.8% C 0.174 H 131.5°. Best body text is #000000 at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#A3E463
RGB	rgb(163, 228, 99)
HSL	hsl(90, 70%, 64%)
HSV	hsv(90, 57%, 89%)
CMYK	cmyk(28.5%, 0%, 56.6%, 10.6%)
CIE-LAB	lab(84.06, -41.29, 55.48)
CIE-LCH	lch(84.06, 69.16, 126.66°)
OKLab	oklab(84.84% -0.1153 0.1301)
OKLCH	oklch(84.84% 0.174 131.5)
XYZ	xyz(45.0992, 64.1728, 21.8124)
Luminance	0.6417 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E463 #A463E4

analogous

#E3E463 #A3E463 #63E464

triadic

#A3E463 #63A3E4 #E463A3

tetradic

#A3E463 #63E3E4 #A463E4 #E46463

square

#A3E463 #63E3E4 #A463E4 #E46463

split-complementary

#A3E463 #6463E4 #E463E3

monochromatic

#66AE1E #84DB2F #A3E463 #C2ED97 #E1F6CB

Accessibility & contrast

On white

1.52

#A3E463 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.83

#A3E463 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E463

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E463	#FFFFFF	#000000	##000000
##A3E463	1.00	1.52	13.83	13.83
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.83	21.00	1.00	1.00
##000000	13.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD556

Deuteranopia (green-blind)

#E4D06C

Tritanopia (blue-blind)

#A5DBC8

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a3e463;
/* rgb */ color: rgb(163, 228, 99);
/* oklch */ color: oklch(84.8% 0.174 131.5);

Tailwind

colors: {
  custom: {
    50: '#c1ed93',
    500: '#a3e463',
    950: '#000000',
  },
}

SCSS

$custom: #a3e463;
$custom-light: #c1ed93;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e463",
  "rgb": {
    "r": 163,
    "g": 228,
    "b": 99
  },
  "hsl": {
    "h": 90.233,
    "s": 70.492,
    "l": 64.118
  },
  "oklch": {
    "l": 0.84843,
    "c": 0.17384,
    "h": 131.5
  },
  "luminance": 0.64174
}

Semantic roles & 50–950 ramp

primary

#A3E463

secondary

#763CB0

accent

#13D373

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A3E463

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

Preview Lab → · Contrast checker → · Palette generator →