#A3E558#A3E558

#A3E558 is a very light, vivid yellow-green. Relative luminance 0.645; OKLCH L 85.0% C 0.184 H 130.7°. Best body text is #000000 at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#A3E558
RGB	rgb(163, 229, 88)
HSL	hsl(88, 73%, 62%)
HSV	hsv(88, 62%, 90%)
CMYK	cmyk(28.8%, 0%, 61.6%, 10.2%)
CIE-LAB	lab(84.24, -42.71, 60.44)
CIE-LCH	lch(84.24, 74.00, 125.24°)
OKLab	oklab(84.96% -0.12 0.1396)
OKLCH	oklch(84.96% 0.184 130.7)
XYZ	xyz(44.8846, 64.5284, 19.3210)
Luminance	0.6453 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E558 #9A58E5

analogous

#E5E058 #A3E558 #5DE558

triadic

#A3E558 #58A3E5 #E558A3

tetradic

#A3E558 #58E5E0 #9A58E5 #E5585D

square

#A3E558 #58E5E0 #9A58E5 #E5585D

split-complementary

#A3E558 #585DE5 #E058E5

monochromatic

#66A81A #86DD23 #A3E558 #C0ED8D #DDF5C2

Accessibility & contrast

On white

1.51

#A3E558 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.91

#A3E558 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E558

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E558	#FFFFFF	#000000	##000000
##A3E558	1.00	1.51	13.91	13.91
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.91	21.00	1.00	1.00
##000000	13.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD547

Deuteranopia (green-blind)

#E5D063

Tritanopia (blue-blind)

#A6DCC7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a3e558;
/* rgb */ color: rgb(163, 229, 88);
/* oklch */ color: oklch(85.0% 0.184 130.7);

Tailwind

colors: {
  custom: {
    50: '#c2ed8d',
    500: '#a3e558',
    950: '#000000',
  },
}

SCSS

$custom: #a3e558;
$custom-light: #c2ed8d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e558",
  "rgb": {
    "r": 163,
    "g": 229,
    "b": 88
  },
  "hsl": {
    "h": 88.085,
    "s": 73.057,
    "l": 62.157
  },
  "oklch": {
    "l": 0.8496,
    "c": 0.18409,
    "h": 130.7
  },
  "luminance": 0.6453
}

Semantic roles & 50–950 ramp

primary

#A3E558

secondary

#6D37AA

accent

#10D56C

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160C

muted

#82857F

Preview Lab

Preview with #A3E558

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

Preview Lab → · Contrast checker → · Palette generator →