#A3E459#A3E459

#A3E459 is a very light, vivid yellow-green. Relative luminance 0.640; OKLCH L 84.7% C 0.182 H 130.6°. Best body text is #000000 at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#A3E459
RGB	rgb(163, 228, 89)
HSL	hsl(88, 72%, 62%)
HSV	hsv(88, 61%, 89%)
CMYK	cmyk(28.5%, 0%, 61%, 10.6%)
CIE-LAB	lab(83.96, -42.19, 59.71)
CIE-LCH	lch(83.96, 73.11, 125.24°)
OKLab	oklab(84.74% -0.1185 0.1381)
OKLCH	oklch(84.74% 0.182 130.6)
XYZ	xyz(44.6504, 63.9933, 19.4487)
Luminance	0.6400 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E459 #9A59E4

analogous

#E4E059 #A3E459 #5DE459

triadic

#A3E459 #59A3E4 #E459A3

tetradic

#A3E459 #59E4E0 #9A59E4 #E4595D

square

#A3E459 #59E4E0 #9A59E4 #E4595D

split-complementary

#A3E459 #595DE4 #E059E4

monochromatic

#66A71B #86DB24 #A3E459 #C0ED8E #DDF5C2

Accessibility & contrast

On white

1.52

#A3E459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.80

#A3E459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E459

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E459	#FFFFFF	#000000	##000000
##A3E459	1.00	1.52	13.80	13.80
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.80	21.00	1.00	1.00
##000000	13.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED449

Deuteranopia (green-blind)

#E4D063

Tritanopia (blue-blind)

#A6DBC7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #a3e459;
/* rgb */ color: rgb(163, 228, 89);
/* oklch */ color: oklch(84.7% 0.182 130.6);

Tailwind

colors: {
  custom: {
    50: '#c2ed8d',
    500: '#a3e459',
    950: '#000000',
  },
}

SCSS

$custom: #a3e459;
$custom-light: #c2ed8d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e459",
  "rgb": {
    "r": 163,
    "g": 228,
    "b": 89
  },
  "hsl": {
    "h": 88.058,
    "s": 72.021,
    "l": 62.157
  },
  "oklch": {
    "l": 0.84738,
    "c": 0.18203,
    "h": 130.6
  },
  "luminance": 0.63995
}

Semantic roles & 50–950 ramp

primary

#A3E459

secondary

#6D38A9

accent

#11D46C

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A3E459

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

Preview Lab → · Contrast checker → · Palette generator →