#A3EF58#A3EF58

#A3EF58 is a very light, vivid yellow-green. Relative luminance 0.702; OKLCH L 87.3% C 0.197 H 132.0°. Best body text is #000000 at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#A3EF58
RGB	rgb(163, 239, 88)
HSL	hsl(90, 83%, 64%)
HSV	hsv(90, 63%, 94%)
CMYK	cmyk(31.8%, 0%, 63.2%, 6.3%)
CIE-LAB	lab(87.11, -46.99, 63.57)
CIE-LCH	lch(87.11, 79.05, 126.47°)
OKLab	oklab(87.29% -0.1318 0.1462)
OKLCH	oklch(87.29% 0.197 132)
XYZ	xyz(47.7316, 70.2224, 20.2700)
Luminance	0.7022 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3EF58 #A458EF

analogous

#EEEF58 #A3EF58 #58EF59

triadic

#A3EF58 #58A3EF #EF58A3

tetradic

#A3EF58 #58EEEF #A458EF #EF5958

square

#A3EF58 #58EEEF #A458EF #EF5958

split-complementary

#A3EF58 #5958EF #EF58EE

monochromatic

#66BB12 #84EA20 #A3EF58 #C2F490 #E1FAC8

Accessibility & contrast

On white

1.40

#A3EF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.04

#A3EF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3EF58

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3EF58	#FFFFFF	#000000	##000000
##A3EF58	1.00	1.40	15.04	15.04
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.04	21.00	1.00	1.00
##000000	15.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE45

Deuteranopia (green-blind)

#EED864

Tritanopia (blue-blind)

#A5E6D0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #a3ef58;
/* rgb */ color: rgb(163, 239, 88);
/* oklch */ color: oklch(87.3% 0.197 132.0);

Tailwind

colors: {
  custom: {
    50: '#c3f48d',
    500: '#a3ef58',
    950: '#000000',
  },
}

SCSS

$custom: #a3ef58;
$custom-light: #c3f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ef58",
  "rgb": {
    "r": 163,
    "g": 239,
    "b": 88
  },
  "hsl": {
    "h": 90.199,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.8729,
    "c": 0.19685,
    "h": 132
  },
  "luminance": 0.70224
}

Semantic roles & 50–950 ramp

primary

#A3EF58

secondary

#7632BA

accent

#07DF73

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A3EF58

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

Preview Lab → · Contrast checker → · Palette generator →