#A3E55D#A3E55D

#A3E55D is a very light, vivid yellow-green. Relative luminance 0.646; OKLCH L 85.0% C 0.180 H 131.1°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#A3E55D
RGB	rgb(163, 229, 93)
HSL	hsl(89, 72%, 63%)
HSV	hsv(89, 59%, 90%)
CMYK	cmyk(28.8%, 0%, 59.4%, 10.2%)
CIE-LAB	lab(84.28, -42.28, 58.37)
CIE-LCH	lch(84.28, 72.07, 125.92°)
OKLab	oklab(85.01% -0.1185 0.1357)
OKLCH	oklch(85.01% 0.18 131.1)
XYZ	xyz(45.0989, 64.6141, 20.4494)
Luminance	0.6462 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E55D #9F5DE5

analogous

#E5E35D #A3E55D #5FE55D

triadic

#A3E55D #5DA3E5 #E55DA3

tetradic

#A3E55D #5DE5E3 #9F5DE5 #E55D5F

square

#A3E55D #5DE5E3 #9F5DE5 #E55D5F

split-complementary

#A3E55D #5D5FE5 #E35DE5

monochromatic

#66AC1C #85DD28 #A3E55D #C1ED92 #DFF6C6

Accessibility & contrast

On white

1.51

#A3E55D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#A3E55D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E55D

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E55D	#FFFFFF	#000000	##000000
##A3E55D	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED54E

Deuteranopia (green-blind)

#E5D167

Tritanopia (blue-blind)

#A6DCC8

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a3e55d;
/* rgb */ color: rgb(163, 229, 93);
/* oklch */ color: oklch(85.0% 0.180 131.1);

Tailwind

colors: {
  custom: {
    50: '#c2ed90',
    500: '#a3e55d',
    950: '#000000',
  },
}

SCSS

$custom: #a3e55d;
$custom-light: #c2ed90;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e55d",
  "rgb": {
    "r": 163,
    "g": 229,
    "b": 93
  },
  "hsl": {
    "h": 89.118,
    "s": 72.34,
    "l": 63.137
  },
  "oklch": {
    "l": 0.85011,
    "c": 0.18015,
    "h": 131.1
  },
  "luminance": 0.64615
}

Semantic roles & 50–950 ramp

primary

#A3E55D

secondary

#7139AD

accent

#11D470

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A3E55D

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

Preview Lab → · Contrast checker → · Palette generator →